205919312

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1663}}^1$

素因数の和:1851

約数の個数: 40

約数和(自身を含む): 408545280

約数和(自身を除く): 202625968

約数列:

[1, 2, 4, 8, 16, 71, 109, 142, 218, 284, 436, 568, 872, 1136, 1663, 1744, 3326, 6652, 7739, 13304, 15478, 26608, 30956, 61912, 118073, 123824, 181267, 236146, 362534, 472292, 725068, 944584, 1450136, 1889168, 2900272, 12869957, 25739914, 51479828, 102959656, 205919312]

約数ペア:

[(1, 205919312), (2, 102959656), (4, 51479828), (8, 25739914), (16, 12869957), (71, 2900272), (109, 1889168), (142, 1450136), (218, 944584), (284, 725068), (436, 472292), (568, 362534), (872, 236146), (1136, 181267), (1663, 123824), (1744, 118073), (3326, 61912), (6652, 30956), (7739, 26608), (13304, 15478)]