2019979888

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{673}}^1\times {\mathrm{1259}}^1$

素因数の和:2089

約数の個数: 40

約数和(自身を含む): 3948966000

約数和(自身を除く): 1928986112

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 673, 1192, 1259, 1346, 2384, 2518, 2692, 5036, 5384, 10072, 10768, 20144, 100277, 187591, 200554, 375182, 401108, 750364, 802216, 847307, 1500728, 1604432, 1694614, 3001456, 3389228, 6778456, 13556912, 126248743, 252497486, 504994972, 1009989944, 2019979888]

約数ペア:

[(1, 2019979888), (2, 1009989944), (4, 504994972), (8, 252497486), (16, 126248743), (149, 13556912), (298, 6778456), (596, 3389228), (673, 3001456), (1192, 1694614), (1259, 1604432), (1346, 1500728), (2384, 847307), (2518, 802216), (2692, 750364), (5036, 401108), (5384, 375182), (10072, 200554), (10768, 187591), (20144, 100277)]