31411402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{13099}}^1$

素因数の和:13221

約数の個数: 16

約数和(自身を含む): 51876000

約数和(自身を除く): 20464598

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 13099, 26198, 144089, 288178, 1427791, 2855582, 15705701, 31411402]

約数ペア:

[(1, 31411402), (2, 15705701), (11, 2855582), (22, 1427791), (109, 288178), (218, 144089), (1199, 26198), (2398, 13099)]