20756422

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 14080058

約数列:

[1, 2, 17, 31, 34, 47, 62, 94, 419, 527, 799, 838, 1054, 1457, 1598, 2914, 7123, 12989, 14246, 19693, 24769, 25978, 39386, 49538, 220813, 334781, 441626, 610483, 669562, 1220966, 10378211, 20756422]

約数ペア:

[(1, 20756422), (2, 10378211), (17, 1220966), (31, 669562), (34, 610483), (47, 441626), (62, 334781), (94, 220813), (419, 49538), (527, 39386), (799, 25978), (838, 24769), (1054, 19693), (1457, 14246), (1598, 12989), (2914, 7123)]