18831428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61141}}^1$

素因数の和:61163

約数の個数: 24

約数和(自身を含む): 41087424

約数和(自身を除く): 22255996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 61141, 122282, 244564, 427987, 672551, 855974, 1345102, 1711948, 2690204, 4707857, 9415714, 18831428]

約数ペア:

[(1, 18831428), (2, 9415714), (4, 4707857), (7, 2690204), (11, 1711948), (14, 1345102), (22, 855974), (28, 672551), (44, 427987), (77, 244564), (154, 122282), (308, 61141)]