31040218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{659}}^1\times {\mathrm{2141}}^1$

素因数の和:2813

約数の個数: 16

約数和(自身を含む): 50893920

約数和(自身を除く): 19853702

約数列:

[1, 2, 11, 22, 659, 1318, 2141, 4282, 7249, 14498, 23551, 47102, 1410919, 2821838, 15520109, 31040218]

約数ペア:

[(1, 31040218), (2, 15520109), (11, 2821838), (22, 1410919), (659, 47102), (1318, 23551), (2141, 14498), (4282, 7249)]