18910182015

素因数分解:

$3^2\times 5^1\times {\mathrm{13121}}^1\times {\mathrm{32027}}^1$

素因数の和:45159

約数の個数: 24

約数和(自身を含む): 32781170448

約数和(自身を除く): 13870988433

約数列:

[1, 3, 5, 9, 15, 45, 13121, 32027, 39363, 65605, 96081, 118089, 160135, 196815, 288243, 480405, 590445, 1441215, 420226267, 1260678801, 2101131335, 3782036403, 6303394005, 18910182015]

約数ペア:

[(1, 18910182015), (3, 6303394005), (5, 3782036403), (9, 2101131335), (15, 1260678801), (45, 420226267), (13121, 1441215), (32027, 590445), (39363, 480405), (65605, 288243), (96081, 196815), (118089, 160135)]