19280228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2791}}^1$

素因数の和:2963

約数の個数: 24

約数和(自身を含む): 37055424

約数和(自身を除く): 17775196

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 2791, 3454, 5582, 6908, 11164, 30701, 61402, 122804, 438187, 876374, 1752748, 4820057, 9640114, 19280228]

約数ペア:

[(1, 19280228), (2, 9640114), (4, 4820057), (11, 1752748), (22, 876374), (44, 438187), (157, 122804), (314, 61402), (628, 30701), (1727, 11164), (2791, 6908), (3454, 5582)]