31728496

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:589

約数の個数: 40

約数和(自身を含む): 63638784

約数和(自身を除く): 31910288

約数列:

[1, 2, 4, 8, 16, 43, 86, 107, 172, 214, 344, 428, 431, 688, 856, 862, 1712, 1724, 3448, 4601, 6896, 9202, 18404, 18533, 36808, 37066, 46117, 73616, 74132, 92234, 148264, 184468, 296528, 368936, 737872, 1983031, 3966062, 7932124, 15864248, 31728496]

約数ペア:

[(1, 31728496), (2, 15864248), (4, 7932124), (8, 3966062), (16, 1983031), (43, 737872), (86, 368936), (107, 296528), (172, 184468), (214, 148264), (344, 92234), (428, 74132), (431, 73616), (688, 46117), (856, 37066), (862, 36808), (1712, 18533), (1724, 18404), (3448, 9202), (4601, 6896)]