18411704

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 35322480

約数和(自身を除く): 16910776

約数列:

[1, 2, 4, 8, 107, 137, 157, 214, 274, 314, 428, 548, 628, 856, 1096, 1256, 14659, 16799, 21509, 29318, 33598, 43018, 58636, 67196, 86036, 117272, 134392, 172072, 2301463, 4602926, 9205852, 18411704]

約数ペア:

[(1, 18411704), (2, 9205852), (4, 4602926), (8, 2301463), (107, 172072), (137, 134392), (157, 117272), (214, 86036), (274, 67196), (314, 58636), (428, 43018), (548, 33598), (628, 29318), (856, 21509), (1096, 16799), (1256, 14659)]