18672304

素因数分解:

$2^4\times 7^1\times {\mathrm{293}}^1\times {\mathrm{569}}^1$

素因数の和:877

約数の個数: 40

約数和(自身を含む): 41559840

約数和(自身を除く): 22887536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 293, 569, 586, 1138, 1172, 2051, 2276, 2344, 3983, 4102, 4552, 4688, 7966, 8204, 9104, 15932, 16408, 31864, 32816, 63728, 166717, 333434, 666868, 1167019, 1333736, 2334038, 2667472, 4668076, 9336152, 18672304]

約数ペア:

[(1, 18672304), (2, 9336152), (4, 4668076), (7, 2667472), (8, 2334038), (14, 1333736), (16, 1167019), (28, 666868), (56, 333434), (112, 166717), (293, 63728), (569, 32816), (586, 31864), (1138, 16408), (1172, 15932), (2051, 9104), (2276, 8204), (2344, 7966), (3983, 4688), (4102, 4552)]