18165406

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1453}}^1$

素因数の和:1528

約数の個数: 32

約数和(自身を含む): 33500160

約数和(自身を除く): 15334754

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 266, 329, 658, 893, 1453, 1786, 2906, 6251, 10171, 12502, 20342, 27607, 55214, 68291, 136582, 193249, 386498, 478037, 956074, 1297529, 2595058, 9082703, 18165406]

約数ペア:

[(1, 18165406), (2, 9082703), (7, 2595058), (14, 1297529), (19, 956074), (38, 478037), (47, 386498), (94, 193249), (133, 136582), (266, 68291), (329, 55214), (658, 27607), (893, 20342), (1453, 12502), (1786, 10171), (2906, 6251)]