31831996

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18637}}^1$

素因数の和:18709

約数の個数: 24

約数和(自身を含む): 64711136

約数和(自身を除く): 32879140

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 18637, 37274, 74548, 130459, 260918, 521836, 1136857, 2273714, 4547428, 7957999, 15915998, 31831996]

約数ペア:

[(1, 31831996), (2, 15915998), (4, 7957999), (7, 4547428), (14, 2273714), (28, 1136857), (61, 521836), (122, 260918), (244, 130459), (427, 74548), (854, 37274), (1708, 18637)]