20199063668

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4425737}}^1$

素因数の和:4425911

約数の個数: 24

約数和(自身を含む): 40645977792

約数和(自身を除く): 20446914124

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 4425737, 8851474, 17702948, 30980159, 61960318, 123920636, 721395131, 1442790262, 2885580524, 5049765917, 10099531834, 20199063668]

約数ペア:

[(1, 20199063668), (2, 10099531834), (4, 5049765917), (7, 2885580524), (14, 1442790262), (28, 721395131), (163, 123920636), (326, 61960318), (652, 30980159), (1141, 17702948), (2282, 8851474), (4564, 4425737)]