130870442

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{4421}}^1$

素因数の和:4502

約数の個数: 24

約数和(自身を含む): 212282532

約数和(自身を除く): 81412090

約数列:

[1, 2, 19, 38, 41, 82, 361, 722, 779, 1558, 4421, 8842, 14801, 29602, 83999, 167998, 181261, 362522, 1595981, 3191962, 3443959, 6887918, 65435221, 130870442]

約数ペア:

[(1, 130870442), (2, 65435221), (19, 6887918), (38, 3443959), (41, 3191962), (82, 1595981), (361, 362522), (722, 181261), (779, 167998), (1558, 83999), (4421, 29602), (8842, 14801)]