19918170

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73771}}^1$

素因数の和:73787

約数の個数: 32

約数和(自身を含む): 53115840

約数和(自身を除く): 33197670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 73771, 147542, 221313, 368855, 442626, 663939, 737710, 1106565, 1327878, 1991817, 2213130, 3319695, 3983634, 6639390, 9959085, 19918170]

約数ペア:

[(1, 19918170), (2, 9959085), (3, 6639390), (5, 3983634), (6, 3319695), (9, 2213130), (10, 1991817), (15, 1327878), (18, 1106565), (27, 737710), (30, 663939), (45, 442626), (54, 368855), (90, 221313), (135, 147542), (270, 73771)]