20177065065

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18945601}}^1$

素因数の和:18945680

約数の個数: 16

約数和(自身を含む): 32738000256

約数和(自身を除く): 12560935191

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 18945601, 56836803, 94728005, 284184015, 1345137671, 4035413013, 6725688355, 20177065065]

約数ペア:

[(1, 20177065065), (3, 6725688355), (5, 4035413013), (15, 1345137671), (71, 284184015), (213, 94728005), (355, 56836803), (1065, 18945601)]