18828153

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 29329920

約数和(自身を除く): 10501767

約数列:

[1, 3, 9, 27, 37, 47, 111, 141, 333, 401, 423, 999, 1203, 1269, 1739, 3609, 5217, 10827, 14837, 15651, 18847, 44511, 46953, 56541, 133533, 169623, 400599, 508869, 697339, 2092017, 6276051, 18828153]

約数ペア:

[(1, 18828153), (3, 6276051), (9, 2092017), (27, 697339), (37, 508869), (47, 400599), (111, 169623), (141, 133533), (333, 56541), (401, 46953), (423, 44511), (999, 18847), (1203, 15651), (1269, 14837), (1739, 10827), (3609, 5217)]