20122676

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4409}}^1$

素因数の和:4583

約数の個数: 24

約数和(自身を含む): 40501440

約数和(自身を除く): 20378764

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4409, 4564, 8818, 17636, 30863, 61726, 123452, 718667, 1437334, 2874668, 5030669, 10061338, 20122676]

約数ペア:

[(1, 20122676), (2, 10061338), (4, 5030669), (7, 2874668), (14, 1437334), (28, 718667), (163, 123452), (326, 61726), (652, 30863), (1141, 17636), (2282, 8818), (4409, 4564)]