19243728

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1123}}^1$

素因数の和:1161

約数の個数: 120

約数和(自身を含む): 65227968

約数和(自身を除く): 45984240

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 102, 112, 119, 126, 136, 144, 153, 168, 204, 238, 252, 272, 306, 336, 357, 408, 476, 504, 612, 714, 816, 952, 1008, 1071, 1123, 1224, 1428, 1904, 2142, 2246, 2448, 2856, 3369, 4284, 4492, 5712, 6738, 7861, 8568, 8984, 10107, 13476, 15722, 17136, 17968, 19091, 20214, 23583, 26952, 31444, 38182, 40428, 47166, 53904, 57273, 62888, 70749, 76364, 80856, 94332, 114546, 125776, 133637, 141498, 152728, 161712, 171819, 188664, 229092, 267274, 282996, 305456, 343638, 377328, 400911, 458184, 534548, 565992, 687276, 801822, 916368, 1069096, 1131984, 1202733, 1374552, 1603644, 2138192, 2405466, 2749104, 3207288, 4810932, 6414576, 9621864, 19243728]

約数ペア:

[(1, 19243728), (2, 9621864), (3, 6414576), (4, 4810932), (6, 3207288), (7, 2749104), (8, 2405466), (9, 2138192), (12, 1603644), (14, 1374552), (16, 1202733), (17, 1131984), (18, 1069096), (21, 916368), (24, 801822), (28, 687276), (34, 565992), (36, 534548), (42, 458184), (48, 400911), (51, 377328), (56, 343638), (63, 305456), (68, 282996), (72, 267274), (84, 229092), (102, 188664), (112, 171819), (119, 161712), (126, 152728), (136, 141498), (144, 133637), (153, 125776), (168, 114546), (204, 94332), (238, 80856), (252, 76364), (272, 70749), (306, 62888), (336, 57273), (357, 53904), (408, 47166), (476, 40428), (504, 38182), (612, 31444), (714, 26952), (816, 23583), (952, 20214), (1008, 19091), (1071, 17968), (1123, 17136), (1224, 15722), (1428, 13476), (1904, 10107), (2142, 8984), (2246, 8568), (2448, 7861), (2856, 6738), (3369, 5712), (4284, 4492)]