20177934405

素因数分解:

$3^1\times 5^1\times {\mathrm{42641}}^1\times {\mathrm{31547}}^1$

素因数の和:74196

約数の個数: 16

約数和(自身を含む): 32286475584

約数和(自身を除く): 12108541179

約数列:

[1, 3, 5, 15, 31547, 42641, 94641, 127923, 157735, 213205, 473205, 639615, 1345195627, 4035586881, 6725978135, 20177934405]

約数ペア:

[(1, 20177934405), (3, 6725978135), (5, 4035586881), (15, 1345195627), (31547, 639615), (42641, 473205), (94641, 213205), (127923, 157735)]