19900410528

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^2\times {\mathrm{257}}^1\times {\mathrm{2791}}^1$

素因数の和:3095

約数の個数: 144

約数和(自身を含む): 55728074304

約数和(自身を除く): 35827663776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 257, 272, 289, 408, 514, 544, 578, 771, 816, 867, 1028, 1156, 1542, 1632, 1734, 2056, 2312, 2791, 3084, 3468, 4112, 4369, 4624, 5582, 6168, 6936, 8224, 8373, 8738, 9248, 11164, 12336, 13107, 13872, 16746, 17476, 22328, 24672, 26214, 27744, 33492, 34952, 44656, 47447, 52428, 66984, 69904, 74273, 89312, 94894, 104856, 133968, 139808, 142341, 148546, 189788, 209712, 222819, 267936, 284682, 297092, 379576, 419424, 445638, 569364, 594184, 717287, 759152, 806599, 891276, 1138728, 1188368, 1434574, 1518304, 1613198, 1782552, 2151861, 2277456, 2376736, 2419797, 2869148, 3226396, 3565104, 4303722, 4554912, 4839594, 5738296, 6452792, 7130208, 8607444, 9679188, 11476592, 12193879, 12905584, 17214888, 19358376, 22953184, 24387758, 25811168, 34429776, 36581637, 38716752, 48775516, 68859552, 73163274, 77433504, 97551032, 146326548, 195102064, 207295943, 292653096, 390204128, 414591886, 585306192, 621887829, 829183772, 1170612384, 1243775658, 1658367544, 2487551316, 3316735088, 4975102632, 6633470176, 9950205264, 19900410528]

約数ペア:

[(1, 19900410528), (2, 9950205264), (3, 6633470176), (4, 4975102632), (6, 3316735088), (8, 2487551316), (12, 1658367544), (16, 1243775658), (17, 1170612384), (24, 829183772), (32, 621887829), (34, 585306192), (48, 414591886), (51, 390204128), (68, 292653096), (96, 207295943), (102, 195102064), (136, 146326548), (204, 97551032), (257, 77433504), (272, 73163274), (289, 68859552), (408, 48775516), (514, 38716752), (544, 36581637), (578, 34429776), (771, 25811168), (816, 24387758), (867, 22953184), (1028, 19358376), (1156, 17214888), (1542, 12905584), (1632, 12193879), (1734, 11476592), (2056, 9679188), (2312, 8607444), (2791, 7130208), (3084, 6452792), (3468, 5738296), (4112, 4839594), (4369, 4554912), (4624, 4303722), (5582, 3565104), (6168, 3226396), (6936, 2869148), (8224, 2419797), (8373, 2376736), (8738, 2277456), (9248, 2151861), (11164, 1782552), (12336, 1613198), (13107, 1518304), (13872, 1434574), (16746, 1188368), (17476, 1138728), (22328, 891276), (24672, 806599), (26214, 759152), (27744, 717287), (33492, 594184), (34952, 569364), (44656, 445638), (47447, 419424), (52428, 379576), (66984, 297092), (69904, 284682), (74273, 267936), (89312, 222819), (94894, 209712), (104856, 189788), (133968, 148546), (139808, 142341)]