19179396

素因数分解:

$2^2\times 3^3\times {\mathrm{257}}^1\times {\mathrm{691}}^1$

素因数の和:961

約数の個数: 48

約数和(自身を含む): 49990080

約数和(自身を除く): 30810684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 257, 514, 691, 771, 1028, 1382, 1542, 2073, 2313, 2764, 3084, 4146, 4626, 6219, 6939, 8292, 9252, 12438, 13878, 18657, 24876, 27756, 37314, 74628, 177587, 355174, 532761, 710348, 1065522, 1598283, 2131044, 3196566, 4794849, 6393132, 9589698, 19179396]

約数ペア:

[(1, 19179396), (2, 9589698), (3, 6393132), (4, 4794849), (6, 3196566), (9, 2131044), (12, 1598283), (18, 1065522), (27, 710348), (36, 532761), (54, 355174), (108, 177587), (257, 74628), (514, 37314), (691, 27756), (771, 24876), (1028, 18657), (1382, 13878), (1542, 12438), (2073, 9252), (2313, 8292), (2764, 6939), (3084, 6219), (4146, 4626)]