20202992

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{7561}}^1$

素因数の和:7736

約数の個数: 20

約数和(自身を含む): 39382896

約数和(自身を除く): 19179904

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 7561, 15122, 30244, 60488, 120976, 1262687, 2525374, 5050748, 10101496, 20202992]

約数ペア:

[(1, 20202992), (2, 10101496), (4, 5050748), (8, 2525374), (16, 1262687), (167, 120976), (334, 60488), (668, 30244), (1336, 15122), (2672, 7561)]