20973536

素因数分解:

$2^5\times {\mathrm{163}}^1\times {\mathrm{4021}}^1$

素因数の和:4194

約数の個数: 24

約数和(自身を含む): 41555304

約数和(自身を除く): 20581768

約数列:

[1, 2, 4, 8, 16, 32, 163, 326, 652, 1304, 2608, 4021, 5216, 8042, 16084, 32168, 64336, 128672, 655423, 1310846, 2621692, 5243384, 10486768, 20973536]

約数ペア:

[(1, 20973536), (2, 10486768), (4, 5243384), (8, 2621692), (16, 1310846), (32, 655423), (163, 128672), (326, 64336), (652, 32168), (1304, 16084), (2608, 8042), (4021, 5216)]