18544461

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 27783168

約数和(自身を除く): 9238707

約数列:

[1, 3, 13, 39, 47, 67, 141, 151, 201, 453, 611, 871, 1833, 1963, 2613, 3149, 5889, 7097, 9447, 10117, 21291, 30351, 40937, 92261, 122811, 131521, 276783, 394563, 475499, 1426497, 6181487, 18544461]

約数ペア:

[(1, 18544461), (3, 6181487), (13, 1426497), (39, 475499), (47, 394563), (67, 276783), (141, 131521), (151, 122811), (201, 92261), (453, 40937), (611, 30351), (871, 21291), (1833, 10117), (1963, 9447), (2613, 7097), (3149, 5889)]