20189045505

素因数分解:

$3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{7779979}}^1$

素因数の和:7780160

約数の個数: 16

約数和(自身を含む): 32489196480

約数和(自身を除く): 12300150975

約数列:

[1, 3, 5, 15, 173, 519, 865, 2595, 7779979, 23339937, 38899895, 116699685, 1345936367, 4037809101, 6729681835, 20189045505]

約数ペア:

[(1, 20189045505), (3, 6729681835), (5, 4037809101), (15, 1345936367), (173, 116699685), (519, 38899895), (865, 23339937), (2595, 7779979)]