18701898

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2557}}^1$

素因数の和:2638

約数の個数: 32

約数和(自身を含む): 39782016

約数和(自身を除く): 21080118

約数列:

[1, 2, 3, 6, 23, 46, 53, 69, 106, 138, 159, 318, 1219, 2438, 2557, 3657, 5114, 7314, 7671, 15342, 58811, 117622, 135521, 176433, 271042, 352866, 406563, 813126, 3116983, 6233966, 9350949, 18701898]

約数ペア:

[(1, 18701898), (2, 9350949), (3, 6233966), (6, 3116983), (23, 813126), (46, 406563), (53, 352866), (69, 271042), (106, 176433), (138, 135521), (159, 117622), (318, 58811), (1219, 15342), (2438, 7671), (2557, 7314), (3657, 5114)]