18650422

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 33592320

約数和(自身を除く): 14941898

約数列:

[1, 2, 7, 14, 29, 58, 71, 142, 203, 406, 497, 647, 994, 1294, 2059, 4118, 4529, 9058, 14413, 18763, 28826, 37526, 45937, 91874, 131341, 262682, 321559, 643118, 1332173, 2664346, 9325211, 18650422]

約数ペア:

[(1, 18650422), (2, 9325211), (7, 2664346), (14, 1332173), (29, 643118), (58, 321559), (71, 262682), (142, 131341), (203, 91874), (406, 45937), (497, 37526), (647, 28826), (994, 18763), (1294, 14413), (2059, 9058), (4118, 4529)]