20814378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{1579}}^1$

素因数の和:1623

約数の個数: 32

約数和(自身を含む): 45124800

約数和(自身を除く): 24310422

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 1579, 2197, 3158, 4394, 4737, 6591, 9474, 13182, 20527, 41054, 61581, 123162, 266851, 533702, 800553, 1601106, 3469063, 6938126, 10407189, 20814378]

約数ペア:

[(1, 20814378), (2, 10407189), (3, 6938126), (6, 3469063), (13, 1601106), (26, 800553), (39, 533702), (78, 266851), (169, 123162), (338, 61581), (507, 41054), (1014, 20527), (1579, 13182), (2197, 9474), (3158, 6591), (4394, 4737)]