18647368

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4423}}^1$

素因数の和:4477

約数の個数: 32

約数和(自身を含む): 38223360

約数和(自身を除く): 19575992

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 4423, 8846, 17692, 35384, 75191, 137113, 150382, 274226, 300764, 548452, 601528, 1096904, 2330921, 4661842, 9323684, 18647368]

約数ペア:

[(1, 18647368), (2, 9323684), (4, 4661842), (8, 2330921), (17, 1096904), (31, 601528), (34, 548452), (62, 300764), (68, 274226), (124, 150382), (136, 137113), (248, 75191), (527, 35384), (1054, 17692), (2108, 8846), (4216, 4423)]