18066818

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 36661248

約数和(自身を除く): 18594430

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 67, 77, 103, 119, 134, 154, 187, 206, 238, 374, 469, 721, 737, 938, 1133, 1139, 1309, 1442, 1474, 1751, 2266, 2278, 2618, 3502, 5159, 6901, 7931, 7973, 10318, 12257, 12529, 13802, 15862, 15946, 19261, 24514, 25058, 38522, 48307, 75911, 87703, 96614, 117317, 134827, 151822, 175406, 234634, 269654, 531377, 821219, 1062754, 1290487, 1642438, 2580974, 9033409, 18066818]

約数ペア:

[(1, 18066818), (2, 9033409), (7, 2580974), (11, 1642438), (14, 1290487), (17, 1062754), (22, 821219), (34, 531377), (67, 269654), (77, 234634), (103, 175406), (119, 151822), (134, 134827), (154, 117317), (187, 96614), (206, 87703), (238, 75911), (374, 48307), (469, 38522), (721, 25058), (737, 24514), (938, 19261), (1133, 15946), (1139, 15862), (1309, 13802), (1442, 12529), (1474, 12257), (1751, 10318), (2266, 7973), (2278, 7931), (2618, 6901), (3502, 5159)]