1620004984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{15576971}}^1$

素因数の和:15576990

約数の個数: 16

約数和(自身を含む): 3271164120

約数和(自身を除く): 1651159136

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 15576971, 31153942, 62307884, 124615768, 202500623, 405001246, 810002492, 1620004984]

約数ペア:

[(1, 1620004984), (2, 810002492), (4, 405001246), (8, 202500623), (13, 124615768), (26, 62307884), (52, 31153942), (104, 15576971)]