20774115

素因数分解:

$3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2417}}^1$

素因数の和:2619

約数の個数: 24

約数和(自身を含む): 36211968

約数和(自身を除く): 15437853

約数列:

[1, 3, 5, 9, 15, 45, 191, 573, 955, 1719, 2417, 2865, 7251, 8595, 12085, 21753, 36255, 108765, 461647, 1384941, 2308235, 4154823, 6924705, 20774115]

約数ペア:

[(1, 20774115), (3, 6924705), (5, 4154823), (9, 2308235), (15, 1384941), (45, 461647), (191, 108765), (573, 36255), (955, 21753), (1719, 12085), (2417, 8595), (2865, 7251)]