20796883168

素因数分解:

$2^5\times {\mathrm{157}}^1\times {\mathrm{1423}}^1\times {\mathrm{2909}}^1$

素因数の和:4499

約数の個数: 48

約数和(自身を含む): 41247783360

約数和(自身を除く): 20450900192

約数列:

[1, 2, 4, 8, 16, 32, 157, 314, 628, 1256, 1423, 2512, 2846, 2909, 5024, 5692, 5818, 11384, 11636, 22768, 23272, 45536, 46544, 93088, 223411, 446822, 456713, 893644, 913426, 1787288, 1826852, 3574576, 3653704, 4139507, 7149152, 7307408, 8279014, 14614816, 16558028, 33116056, 66232112, 132464224, 649902599, 1299805198, 2599610396, 5199220792, 10398441584, 20796883168]

約数ペア:

[(1, 20796883168), (2, 10398441584), (4, 5199220792), (8, 2599610396), (16, 1299805198), (32, 649902599), (157, 132464224), (314, 66232112), (628, 33116056), (1256, 16558028), (1423, 14614816), (2512, 8279014), (2846, 7307408), (2909, 7149152), (5024, 4139507), (5692, 3653704), (5818, 3574576), (11384, 1826852), (11636, 1787288), (22768, 913426), (23272, 893644), (45536, 456713), (46544, 446822), (93088, 223411)]