20121680436

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{17957}}^1$

素因数の和:18641

約数の個数: 96

約数和(自身を含む): 55246278528

約数和(自身を除く): 35124598092

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 653, 858, 1306, 1716, 1959, 2612, 3918, 7183, 7836, 8489, 14366, 16978, 17957, 21549, 25467, 28732, 33956, 35914, 43098, 50934, 53871, 71828, 86196, 93379, 101868, 107742, 186758, 197527, 215484, 233441, 280137, 373516, 395054, 466882, 560274, 592581, 700323, 790108, 933764, 1120548, 1185162, 1400646, 2370324, 2567851, 2801292, 5135702, 7703553, 10271404, 11725921, 15407106, 23451842, 30814212, 35177763, 46903684, 70355526, 128985131, 140711052, 152436973, 257970262, 304873946, 386955393, 457310919, 515940524, 609747892, 773910786, 914621838, 1547821572, 1676806703, 1829243676, 3353613406, 5030420109, 6707226812, 10060840218, 20121680436]

約数ペア:

[(1, 20121680436), (2, 10060840218), (3, 6707226812), (4, 5030420109), (6, 3353613406), (11, 1829243676), (12, 1676806703), (13, 1547821572), (22, 914621838), (26, 773910786), (33, 609747892), (39, 515940524), (44, 457310919), (52, 386955393), (66, 304873946), (78, 257970262), (132, 152436973), (143, 140711052), (156, 128985131), (286, 70355526), (429, 46903684), (572, 35177763), (653, 30814212), (858, 23451842), (1306, 15407106), (1716, 11725921), (1959, 10271404), (2612, 7703553), (3918, 5135702), (7183, 2801292), (7836, 2567851), (8489, 2370324), (14366, 1400646), (16978, 1185162), (17957, 1120548), (21549, 933764), (25467, 790108), (28732, 700323), (33956, 592581), (35914, 560274), (43098, 466882), (50934, 395054), (53871, 373516), (71828, 280137), (86196, 233441), (93379, 215484), (101868, 197527), (107742, 186758)]