19721088

素因数分解:

$2^7\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 192

約数和(自身を含む): 64443600

約数和(自身を除く): 44722512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 32, 34, 36, 38, 48, 51, 53, 57, 64, 68, 72, 76, 96, 102, 106, 114, 128, 136, 144, 152, 153, 159, 171, 192, 204, 212, 228, 272, 288, 304, 306, 318, 323, 342, 384, 408, 424, 456, 477, 544, 576, 608, 612, 636, 646, 684, 816, 848, 901, 912, 954, 969, 1007, 1088, 1152, 1216, 1224, 1272, 1292, 1368, 1632, 1696, 1802, 1824, 1908, 1938, 2014, 2176, 2432, 2448, 2544, 2584, 2703, 2736, 2907, 3021, 3264, 3392, 3604, 3648, 3816, 3876, 4028, 4896, 5088, 5168, 5406, 5472, 5814, 6042, 6528, 6784, 7208, 7296, 7632, 7752, 8056, 8109, 9063, 9792, 10176, 10336, 10812, 10944, 11628, 12084, 14416, 15264, 15504, 16112, 16218, 17119, 18126, 19584, 20352, 20672, 21624, 21888, 23256, 24168, 28832, 30528, 31008, 32224, 32436, 34238, 36252, 41344, 43248, 46512, 48336, 51357, 57664, 61056, 62016, 64448, 64872, 68476, 72504, 86496, 93024, 96672, 102714, 115328, 124032, 128896, 129744, 136952, 145008, 154071, 172992, 186048, 193344, 205428, 259488, 273904, 290016, 308142, 345984, 372096, 386688, 410856, 518976, 547808, 580032, 616284, 821712, 1037952, 1095616, 1160064, 1232568, 1643424, 2191232, 2465136, 3286848, 4930272, 6573696, 9860544, 19721088]

約数ペア:

[(1, 19721088), (2, 9860544), (3, 6573696), (4, 4930272), (6, 3286848), (8, 2465136), (9, 2191232), (12, 1643424), (16, 1232568), (17, 1160064), (18, 1095616), (19, 1037952), (24, 821712), (32, 616284), (34, 580032), (36, 547808), (38, 518976), (48, 410856), (51, 386688), (53, 372096), (57, 345984), (64, 308142), (68, 290016), (72, 273904), (76, 259488), (96, 205428), (102, 193344), (106, 186048), (114, 172992), (128, 154071), (136, 145008), (144, 136952), (152, 129744), (153, 128896), (159, 124032), (171, 115328), (192, 102714), (204, 96672), (212, 93024), (228, 86496), (272, 72504), (288, 68476), (304, 64872), (306, 64448), (318, 62016), (323, 61056), (342, 57664), (384, 51357), (408, 48336), (424, 46512), (456, 43248), (477, 41344), (544, 36252), (576, 34238), (608, 32436), (612, 32224), (636, 31008), (646, 30528), (684, 28832), (816, 24168), (848, 23256), (901, 21888), (912, 21624), (954, 20672), (969, 20352), (1007, 19584), (1088, 18126), (1152, 17119), (1216, 16218), (1224, 16112), (1272, 15504), (1292, 15264), (1368, 14416), (1632, 12084), (1696, 11628), (1802, 10944), (1824, 10812), (1908, 10336), (1938, 10176), (2014, 9792), (2176, 9063), (2432, 8109), (2448, 8056), (2544, 7752), (2584, 7632), (2703, 7296), (2736, 7208), (2907, 6784), (3021, 6528), (3264, 6042), (3392, 5814), (3604, 5472), (3648, 5406), (3816, 5168), (3876, 5088), (4028, 4896)]