15479984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3917}}^1$

素因数の和:3957

約数の個数: 40

約数和(自身を含む): 34008240

約数和(自身を除く): 18528256

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3917, 3952, 7834, 15668, 31336, 50921, 62672, 74423, 101842, 148846, 203684, 297692, 407368, 595384, 814736, 967499, 1190768, 1934998, 3869996, 7739992, 15479984]

約数ペア:

[(1, 15479984), (2, 7739992), (4, 3869996), (8, 1934998), (13, 1190768), (16, 967499), (19, 814736), (26, 595384), (38, 407368), (52, 297692), (76, 203684), (104, 148846), (152, 101842), (208, 74423), (247, 62672), (304, 50921), (494, 31336), (988, 15668), (1976, 7834), (3917, 3952)]