20120155976

素因数分解:

$2^3\times {\mathrm{4057}}^1\times {\mathrm{619921}}^1$

素因数の和:623984

約数の個数: 16

約数和(自身を含む): 37734652140

約数和(自身を除く): 17614496164

約数列:

[1, 2, 4, 8, 4057, 8114, 16228, 32456, 619921, 1239842, 2479684, 4959368, 2515019497, 5030038994, 10060077988, 20120155976]

約数ペア:

[(1, 20120155976), (2, 10060077988), (4, 5030038994), (8, 2515019497), (4057, 4959368), (8114, 2479684), (16228, 1239842), (32456, 619921)]