20406477104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{98108063}}^1$

素因数の和:98108084

約数の個数: 20

約数和(自身を含む): 42578899776

約数和(自身を除く): 22172422672

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 98108063, 196216126, 392432252, 784864504, 1275404819, 1569729008, 2550809638, 5101619276, 10203238552, 20406477104]

約数ペア:

[(1, 20406477104), (2, 10203238552), (4, 5101619276), (8, 2550809638), (13, 1569729008), (16, 1275404819), (26, 784864504), (52, 392432252), (104, 196216126), (208, 98108063)]