18230896

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{27791}}^1$

素因数の和:27840

約数の個数: 20

約数和(自身を含む): 36185184

約数和(自身を除く): 17954288

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 27791, 55582, 111164, 222328, 444656, 1139431, 2278862, 4557724, 9115448, 18230896]

約数ペア:

[(1, 18230896), (2, 9115448), (4, 4557724), (8, 2278862), (16, 1139431), (41, 444656), (82, 222328), (164, 111164), (328, 55582), (656, 27791)]