18964620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{105359}}^1$

素因数の和:105374

約数の個数: 36

約数和(自身を含む): 57526560

約数和(自身を除く): 38561940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 105359, 210718, 316077, 421436, 526795, 632154, 948231, 1053590, 1264308, 1580385, 1896462, 2107180, 3160770, 3792924, 4741155, 6321540, 9482310, 18964620]

約数ペア:

[(1, 18964620), (2, 9482310), (3, 6321540), (4, 4741155), (5, 3792924), (6, 3160770), (9, 2107180), (10, 1896462), (12, 1580385), (15, 1264308), (18, 1053590), (20, 948231), (30, 632154), (36, 526795), (45, 421436), (60, 316077), (90, 210718), (180, 105359)]