12921558544

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{1129}}^1\times {\mathrm{19333}}^1$

素因数の和:20507

約数の個数: 40

約数和(自身を含む): 25736260760

約数和(自身を除く): 12814702216

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 1129, 2258, 4516, 9032, 18064, 19333, 38666, 41773, 77332, 83546, 154664, 167092, 309328, 334184, 668368, 715321, 1430642, 2861284, 5722568, 11445136, 21826957, 43653914, 87307828, 174615656, 349231312, 807597409, 1615194818, 3230389636, 6460779272, 12921558544]

約数ペア:

[(1, 12921558544), (2, 6460779272), (4, 3230389636), (8, 1615194818), (16, 807597409), (37, 349231312), (74, 174615656), (148, 87307828), (296, 43653914), (592, 21826957), (1129, 11445136), (2258, 5722568), (4516, 2861284), (9032, 1430642), (18064, 715321), (19333, 668368), (38666, 334184), (41773, 309328), (77332, 167092), (83546, 154664)]