31589704

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3407}}^1$

素因数の和:3493

約数の個数: 32

約数和(自身を含む): 63388800

約数和(自身を除く): 31799096

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 3407, 4636, 6814, 9272, 13628, 27256, 64733, 129466, 207827, 258932, 415654, 517864, 831308, 1662616, 3948713, 7897426, 15794852, 31589704]

約数ペア:

[(1, 31589704), (2, 15794852), (4, 7897426), (8, 3948713), (19, 1662616), (38, 831308), (61, 517864), (76, 415654), (122, 258932), (152, 207827), (244, 129466), (488, 64733), (1159, 27256), (2318, 13628), (3407, 9272), (4636, 6814)]