20962954

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:921

約数の個数: 16

約数和(自身を含む): 32006376

約数和(自身を除く): 11043422

約数列:

[1, 2, 101, 157, 202, 314, 661, 1322, 15857, 31714, 66761, 103777, 133522, 207554, 10481477, 20962954]

約数ペア:

[(1, 20962954), (2, 10481477), (101, 207554), (157, 133522), (202, 103777), (314, 66761), (661, 31714), (1322, 15857)]