20215751910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3420601}}^1$

素因数の和:3420808

約数の個数: 32

約数和(自身を含む): 48764102112

約数和(自身を除く): 28548350202

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 197, 394, 591, 985, 1182, 1970, 2955, 5910, 3420601, 6841202, 10261803, 17103005, 20523606, 34206010, 51309015, 102618030, 673858397, 1347716794, 2021575191, 3369291985, 4043150382, 6738583970, 10107875955, 20215751910]

約数ペア:

[(1, 20215751910), (2, 10107875955), (3, 6738583970), (5, 4043150382), (6, 3369291985), (10, 2021575191), (15, 1347716794), (30, 673858397), (197, 102618030), (394, 51309015), (591, 34206010), (985, 20523606), (1182, 17103005), (1970, 10261803), (2955, 6841202), (5910, 3420601)]