19528052

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:719

約数の個数: 24

約数和(自身を含む): 35018592

約数和(自身を除く): 15490540

約数列:

[1, 2, 4, 61, 122, 163, 244, 326, 491, 652, 982, 1964, 9943, 19886, 29951, 39772, 59902, 80033, 119804, 160066, 320132, 4882013, 9764026, 19528052]

約数ペア:

[(1, 19528052), (2, 9764026), (4, 4882013), (61, 320132), (122, 160066), (163, 119804), (244, 80033), (326, 59902), (491, 39772), (652, 29951), (982, 19886), (1964, 9943)]