20121424544

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{353057}}^1$

素因数の和:353217

約数の個数: 48

約数和(自身を含む): 42972807528

約数和(自身を除く): 22851382984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 137, 208, 274, 416, 548, 1096, 1781, 2192, 3562, 4384, 7124, 14248, 28496, 56992, 353057, 706114, 1412228, 2824456, 4589741, 5648912, 9179482, 11297824, 18358964, 36717928, 48368809, 73435856, 96737618, 146871712, 193475236, 386950472, 628794517, 773900944, 1257589034, 1547801888, 2515178068, 5030356136, 10060712272, 20121424544]

約数ペア:

[(1, 20121424544), (2, 10060712272), (4, 5030356136), (8, 2515178068), (13, 1547801888), (16, 1257589034), (26, 773900944), (32, 628794517), (52, 386950472), (104, 193475236), (137, 146871712), (208, 96737618), (274, 73435856), (416, 48368809), (548, 36717928), (1096, 18358964), (1781, 11297824), (2192, 9179482), (3562, 5648912), (4384, 4589741), (7124, 2824456), (14248, 1412228), (28496, 706114), (56992, 353057)]