19650888

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{5807}}^1$

素因数の和:5866

約数の個数: 48

約数和(自身を含む): 54362880

約数和(自身を除く): 34711992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 5807, 11614, 17421, 23228, 34842, 46456, 52263, 69684, 104526, 139368, 209052, 272929, 418104, 545858, 818787, 1091716, 1637574, 2183432, 2456361, 3275148, 4912722, 6550296, 9825444, 19650888]

約数ペア:

[(1, 19650888), (2, 9825444), (3, 6550296), (4, 4912722), (6, 3275148), (8, 2456361), (9, 2183432), (12, 1637574), (18, 1091716), (24, 818787), (36, 545858), (47, 418104), (72, 272929), (94, 209052), (141, 139368), (188, 104526), (282, 69684), (376, 52263), (423, 46456), (564, 34842), (846, 23228), (1128, 17421), (1692, 11614), (3384, 5807)]