20824132

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2131}}^1$

素因数の和:2491

約数の個数: 24

約数和(自身を含む): 41787200

約数和(自身を除く): 20963068

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1396, 2131, 2443, 4262, 4886, 8524, 9772, 14917, 29834, 59668, 743719, 1487438, 2974876, 5206033, 10412066, 20824132]

約数ペア:

[(1, 20824132), (2, 10412066), (4, 5206033), (7, 2974876), (14, 1487438), (28, 743719), (349, 59668), (698, 29834), (1396, 14917), (2131, 9772), (2443, 8524), (4262, 4886)]