78686672

素因数分解:

$2^4\times {\mathrm{743}}^1\times {\mathrm{6619}}^1$

素因数の和:7370

約数の個数: 20

約数和(自身を含む): 152683680

約数和(自身を除く): 73997008

約数列:

[1, 2, 4, 8, 16, 743, 1486, 2972, 5944, 6619, 11888, 13238, 26476, 52952, 105904, 4917917, 9835834, 19671668, 39343336, 78686672]

約数ペア:

[(1, 78686672), (2, 39343336), (4, 19671668), (8, 9835834), (16, 4917917), (743, 105904), (1486, 52952), (2972, 26476), (5944, 13238), (6619, 11888)]