19916928

素因数分解:

$2^7\times 3^4\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:156

約数の個数: 160

約数和(自身を含む): 63314460

約数和(自身を除く): 43397532

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 81, 96, 102, 108, 113, 128, 136, 144, 153, 162, 192, 204, 216, 226, 272, 288, 306, 324, 339, 384, 408, 432, 452, 459, 544, 576, 612, 648, 678, 816, 864, 904, 918, 1017, 1088, 1152, 1224, 1296, 1356, 1377, 1632, 1728, 1808, 1836, 1921, 2034, 2176, 2448, 2592, 2712, 2754, 3051, 3264, 3456, 3616, 3672, 3842, 4068, 4896, 5184, 5424, 5508, 5763, 6102, 6528, 7232, 7344, 7684, 8136, 9153, 9792, 10368, 10848, 11016, 11526, 12204, 14464, 14688, 15368, 16272, 17289, 18306, 19584, 21696, 22032, 23052, 24408, 29376, 30736, 32544, 34578, 36612, 43392, 44064, 46104, 48816, 51867, 58752, 61472, 65088, 69156, 73224, 88128, 92208, 97632, 103734, 122944, 130176, 138312, 146448, 155601, 176256, 184416, 195264, 207468, 245888, 276624, 292896, 311202, 368832, 390528, 414936, 553248, 585792, 622404, 737664, 829872, 1106496, 1171584, 1244808, 1659744, 2212992, 2489616, 3319488, 4979232, 6638976, 9958464, 19916928]

約数ペア:

[(1, 19916928), (2, 9958464), (3, 6638976), (4, 4979232), (6, 3319488), (8, 2489616), (9, 2212992), (12, 1659744), (16, 1244808), (17, 1171584), (18, 1106496), (24, 829872), (27, 737664), (32, 622404), (34, 585792), (36, 553248), (48, 414936), (51, 390528), (54, 368832), (64, 311202), (68, 292896), (72, 276624), (81, 245888), (96, 207468), (102, 195264), (108, 184416), (113, 176256), (128, 155601), (136, 146448), (144, 138312), (153, 130176), (162, 122944), (192, 103734), (204, 97632), (216, 92208), (226, 88128), (272, 73224), (288, 69156), (306, 65088), (324, 61472), (339, 58752), (384, 51867), (408, 48816), (432, 46104), (452, 44064), (459, 43392), (544, 36612), (576, 34578), (612, 32544), (648, 30736), (678, 29376), (816, 24408), (864, 23052), (904, 22032), (918, 21696), (1017, 19584), (1088, 18306), (1152, 17289), (1224, 16272), (1296, 15368), (1356, 14688), (1377, 14464), (1632, 12204), (1728, 11526), (1808, 11016), (1836, 10848), (1921, 10368), (2034, 9792), (2176, 9153), (2448, 8136), (2592, 7684), (2712, 7344), (2754, 7232), (3051, 6528), (3264, 6102), (3456, 5763), (3616, 5508), (3672, 5424), (3842, 5184), (4068, 4896)]