18039816

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{13187}}^1$

素因数の和:13218

約数の個数: 48

約数和(自身を含む): 51433200

約数和(自身を除く): 33393384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 13187, 26374, 39561, 52748, 79122, 105496, 118683, 158244, 237366, 250553, 316488, 474732, 501106, 751659, 949464, 1002212, 1503318, 2004424, 2254977, 3006636, 4509954, 6013272, 9019908, 18039816]

約数ペア:

[(1, 18039816), (2, 9019908), (3, 6013272), (4, 4509954), (6, 3006636), (8, 2254977), (9, 2004424), (12, 1503318), (18, 1002212), (19, 949464), (24, 751659), (36, 501106), (38, 474732), (57, 316488), (72, 250553), (76, 237366), (114, 158244), (152, 118683), (171, 105496), (228, 79122), (342, 52748), (456, 39561), (684, 26374), (1368, 13187)]