18286246

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 32845680

約数和(自身を除く): 14559434

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 97, 121, 194, 209, 242, 418, 451, 779, 902, 1067, 1558, 1843, 2134, 2299, 3686, 3977, 4598, 4961, 7954, 8569, 9922, 11737, 17138, 20273, 23474, 40546, 43747, 75563, 87494, 94259, 151126, 188518, 223003, 446006, 481217, 831193, 962434, 1662386, 9143123, 18286246]

約数ペア:

[(1, 18286246), (2, 9143123), (11, 1662386), (19, 962434), (22, 831193), (38, 481217), (41, 446006), (82, 223003), (97, 188518), (121, 151126), (194, 94259), (209, 87494), (242, 75563), (418, 43747), (451, 40546), (779, 23474), (902, 20273), (1067, 17138), (1558, 11737), (1843, 9922), (2134, 8569), (2299, 7954), (3686, 4961), (3977, 4598)]