31564816

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{32341}}^1$

素因数の和:32410

約数の個数: 20

約数和(自身を含む): 62161324

約数和(自身を除く): 30596508

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 32341, 64682, 129364, 258728, 517456, 1972801, 3945602, 7891204, 15782408, 31564816]

約数ペア:

[(1, 31564816), (2, 15782408), (4, 7891204), (8, 3945602), (16, 1972801), (61, 517456), (122, 258728), (244, 129364), (488, 64682), (976, 32341)]