31404208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1637}}^1$

素因数の和:1765

約数の個数: 40

約数和(自身を含む): 67026960

約数和(自身を除く): 35622752

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 872, 1199, 1637, 1744, 2398, 3274, 4796, 6548, 9592, 13096, 18007, 19184, 26192, 36014, 72028, 144056, 178433, 288112, 356866, 713732, 1427464, 1962763, 2854928, 3925526, 7851052, 15702104, 31404208]

約数ペア:

[(1, 31404208), (2, 15702104), (4, 7851052), (8, 3925526), (11, 2854928), (16, 1962763), (22, 1427464), (44, 713732), (88, 356866), (109, 288112), (176, 178433), (218, 144056), (436, 72028), (872, 36014), (1199, 26192), (1637, 19184), (1744, 18007), (2398, 13096), (3274, 9592), (4796, 6548)]