20189118105

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11503771}}^1$

素因数の和:11503798

約数の個数: 32

約数和(自身を含む): 38652673920

約数和(自身を除く): 18463555815

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 11503771, 34511313, 57518855, 103533939, 149549023, 172556565, 310601817, 448647069, 517669695, 747745115, 1345941207, 1553009085, 2243235345, 4037823621, 6729706035, 20189118105]

約数ペア:

[(1, 20189118105), (3, 6729706035), (5, 4037823621), (9, 2243235345), (13, 1553009085), (15, 1345941207), (27, 747745115), (39, 517669695), (45, 448647069), (65, 310601817), (117, 172556565), (135, 149549023), (195, 103533939), (351, 57518855), (585, 34511313), (1755, 11503771)]