20877582

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 46443600

約数和(自身を除く): 25566018

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 149, 193, 242, 298, 363, 386, 447, 579, 726, 894, 1158, 1639, 2123, 3278, 4246, 4917, 6369, 9834, 12738, 18029, 23353, 28757, 36058, 46706, 54087, 57514, 70059, 86271, 108174, 140118, 172542, 316327, 632654, 948981, 1897962, 3479597, 6959194, 10438791, 20877582]

約数ペア:

[(1, 20877582), (2, 10438791), (3, 6959194), (6, 3479597), (11, 1897962), (22, 948981), (33, 632654), (66, 316327), (121, 172542), (149, 140118), (193, 108174), (242, 86271), (298, 70059), (363, 57514), (386, 54087), (447, 46706), (579, 36058), (726, 28757), (894, 23353), (1158, 18029), (1639, 12738), (2123, 9834), (3278, 6369), (4246, 4917)]