20294152

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 38966400

約数和(自身を除く): 18672248

約数列:

[1, 2, 4, 8, 79, 158, 163, 197, 316, 326, 394, 632, 652, 788, 1304, 1576, 12877, 15563, 25754, 31126, 32111, 51508, 62252, 64222, 103016, 124504, 128444, 256888, 2536769, 5073538, 10147076, 20294152]

約数ペア:

[(1, 20294152), (2, 10147076), (4, 5073538), (8, 2536769), (79, 256888), (158, 128444), (163, 124504), (197, 103016), (316, 64222), (326, 62252), (394, 51508), (632, 32111), (652, 31126), (788, 25754), (1304, 15563), (1576, 12877)]