20248398

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{30403}}^1$

素因数の和:30448

約数の個数: 24

約数和(自身を含む): 45058728

約数和(自身を除く): 24810330

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 30403, 60806, 91209, 182418, 273627, 547254, 1124911, 2249822, 3374733, 6749466, 10124199, 20248398]

約数ペア:

[(1, 20248398), (2, 10124199), (3, 6749466), (6, 3374733), (9, 2249822), (18, 1124911), (37, 547254), (74, 273627), (111, 182418), (222, 91209), (333, 60806), (666, 30403)]