18759992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1487}}^1$

素因数の和:1595

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 18737608

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 664, 1487, 1577, 2974, 3154, 5948, 6308, 11896, 12616, 28253, 56506, 113012, 123421, 226024, 246842, 493684, 987368, 2344999, 4689998, 9379996, 18759992]

約数ペア:

[(1, 18759992), (2, 9379996), (4, 4689998), (8, 2344999), (19, 987368), (38, 493684), (76, 246842), (83, 226024), (152, 123421), (166, 113012), (332, 56506), (664, 28253), (1487, 12616), (1577, 11896), (2974, 6308), (3154, 5948)]