18879786815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{20023}}^1\times {\mathrm{11093}}^1$

素因数の和:31138

約数の個数: 16

約数和(自身を含む): 23991795648

約数和(自身を除く): 5112008833

約数列:

[1, 5, 17, 85, 11093, 20023, 55465, 100115, 188581, 340391, 942905, 1701955, 222115139, 1110575695, 3775957363, 18879786815]

約数ペア:

[(1, 18879786815), (5, 3775957363), (17, 1110575695), (85, 222115139), (11093, 1701955), (20023, 942905), (55465, 340391), (100115, 188581)]