19886766

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2719}}^1$

素因数の和:2800

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 22414674

約数列:

[1, 2, 3, 6, 23, 46, 53, 69, 106, 138, 159, 318, 1219, 2438, 2719, 3657, 5438, 7314, 8157, 16314, 62537, 125074, 144107, 187611, 288214, 375222, 432321, 864642, 3314461, 6628922, 9943383, 19886766]

約数ペア:

[(1, 19886766), (2, 9943383), (3, 6628922), (6, 3314461), (23, 864642), (46, 432321), (53, 375222), (69, 288214), (106, 187611), (138, 144107), (159, 125074), (318, 62537), (1219, 16314), (2438, 8157), (2719, 7314), (3657, 5438)]