20619014

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1151}}^1$

素因数の和:1232

約数の個数: 24

約数和(自身を含む): 34152192

約数和(自身を除く): 13533178

約数列:

[1, 2, 13, 26, 53, 106, 169, 338, 689, 1151, 1378, 2302, 8957, 14963, 17914, 29926, 61003, 122006, 194519, 389038, 793039, 1586078, 10309507, 20619014]

約数ペア:

[(1, 20619014), (2, 10309507), (13, 1586078), (26, 793039), (53, 389038), (106, 194519), (169, 122006), (338, 61003), (689, 29926), (1151, 17914), (1378, 14963), (2302, 8957)]