16203996898

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{109}}^2\times {\mathrm{1889}}^1$

素因数の和:2147

約数の個数: 36

約数和(自身を含む): 25903797570

約数和(自身を除く): 9699800672

約数列:

[1, 2, 19, 38, 109, 218, 361, 722, 1889, 2071, 3778, 4142, 11881, 23762, 35891, 39349, 71782, 78698, 205901, 225739, 411802, 451478, 681929, 1363858, 3912119, 4289041, 7824238, 8578082, 22443209, 44886418, 74330261, 148660522, 426420971, 852841942, 8101998449, 16203996898]

約数ペア:

[(1, 16203996898), (2, 8101998449), (19, 852841942), (38, 426420971), (109, 148660522), (218, 74330261), (361, 44886418), (722, 22443209), (1889, 8578082), (2071, 7824238), (3778, 4289041), (4142, 3912119), (11881, 1363858), (23762, 681929), (35891, 451478), (39349, 411802), (71782, 225739), (78698, 205901)]