16574728

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 33819120

約数和(自身を除く): 17244392

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 107, 134, 136, 214, 268, 289, 428, 536, 578, 856, 1139, 1156, 1819, 2278, 2312, 3638, 4556, 7169, 7276, 9112, 14338, 14552, 19363, 28676, 30923, 38726, 57352, 61846, 77452, 121873, 123692, 154904, 243746, 247384, 487492, 974984, 2071841, 4143682, 8287364, 16574728]

約数ペア:

[(1, 16574728), (2, 8287364), (4, 4143682), (8, 2071841), (17, 974984), (34, 487492), (67, 247384), (68, 243746), (107, 154904), (134, 123692), (136, 121873), (214, 77452), (268, 61846), (289, 57352), (428, 38726), (536, 30923), (578, 28676), (856, 19363), (1139, 14552), (1156, 14338), (1819, 9112), (2278, 7276), (2312, 7169), (3638, 4556)]