18321228

素因数分解:

$2^2\times 3^6\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:186

約数の個数: 84

約数和(自身を含む): 49333648

約数和(自身を除く): 31012420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 81, 103, 108, 122, 162, 183, 206, 243, 244, 309, 324, 366, 412, 486, 549, 618, 729, 732, 927, 972, 1098, 1236, 1458, 1647, 1854, 2196, 2781, 2916, 3294, 3708, 4941, 5562, 6283, 6588, 8343, 9882, 11124, 12566, 14823, 16686, 18849, 19764, 25029, 25132, 29646, 33372, 37698, 44469, 50058, 56547, 59292, 75087, 75396, 88938, 100116, 113094, 150174, 169641, 177876, 226188, 300348, 339282, 508923, 678564, 1017846, 1526769, 2035692, 3053538, 4580307, 6107076, 9160614, 18321228]

約数ペア:

[(1, 18321228), (2, 9160614), (3, 6107076), (4, 4580307), (6, 3053538), (9, 2035692), (12, 1526769), (18, 1017846), (27, 678564), (36, 508923), (54, 339282), (61, 300348), (81, 226188), (103, 177876), (108, 169641), (122, 150174), (162, 113094), (183, 100116), (206, 88938), (243, 75396), (244, 75087), (309, 59292), (324, 56547), (366, 50058), (412, 44469), (486, 37698), (549, 33372), (618, 29646), (729, 25132), (732, 25029), (927, 19764), (972, 18849), (1098, 16686), (1236, 14823), (1458, 12566), (1647, 11124), (1854, 9882), (2196, 8343), (2781, 6588), (2916, 6283), (3294, 5562), (3708, 4941)]