20120690308

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{881}}^1\times {\mathrm{64153}}^1$

素因数の和:65127

約数の個数: 24

約数和(自身を含む): 35647811640

約数和(自身を除く): 15527121332

約数列:

[1, 2, 4, 89, 178, 356, 881, 1762, 3524, 64153, 78409, 128306, 156818, 256612, 313636, 5709617, 11419234, 22838468, 56518793, 113037586, 226075172, 5030172577, 10060345154, 20120690308]

約数ペア:

[(1, 20120690308), (2, 10060345154), (4, 5030172577), (89, 226075172), (178, 113037586), (356, 56518793), (881, 22838468), (1762, 11419234), (3524, 5709617), (64153, 313636), (78409, 256612), (128306, 156818)]