20913066

素因数分解:

$2^1\times 3^5\times {\mathrm{37}}^1\times {\mathrm{1163}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 48301344

約数和(自身を除く): 27388278

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 243, 333, 486, 666, 999, 1163, 1998, 2326, 2997, 3489, 5994, 6978, 8991, 10467, 17982, 20934, 31401, 43031, 62802, 86062, 94203, 129093, 188406, 258186, 282609, 387279, 565218, 774558, 1161837, 2323674, 3485511, 6971022, 10456533, 20913066]

約数ペア:

[(1, 20913066), (2, 10456533), (3, 6971022), (6, 3485511), (9, 2323674), (18, 1161837), (27, 774558), (37, 565218), (54, 387279), (74, 282609), (81, 258186), (111, 188406), (162, 129093), (222, 94203), (243, 86062), (333, 62802), (486, 43031), (666, 31401), (999, 20934), (1163, 17982), (1998, 10467), (2326, 8991), (2997, 6978), (3489, 5994)]