18384058

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 37140480

約数和(自身を除く): 18756422

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 61, 77, 103, 122, 133, 154, 206, 209, 266, 418, 427, 671, 721, 854, 1133, 1159, 1342, 1442, 1463, 1957, 2266, 2318, 2926, 3914, 4697, 6283, 7931, 8113, 9394, 12566, 12749, 13699, 15862, 16226, 21527, 25498, 27398, 43054, 43981, 69113, 87962, 89243, 119377, 138226, 150689, 178486, 238754, 301378, 483791, 835639, 967582, 1313147, 1671278, 2626294, 9192029, 18384058]

約数ペア:

[(1, 18384058), (2, 9192029), (7, 2626294), (11, 1671278), (14, 1313147), (19, 967582), (22, 835639), (38, 483791), (61, 301378), (77, 238754), (103, 178486), (122, 150689), (133, 138226), (154, 119377), (206, 89243), (209, 87962), (266, 69113), (418, 43981), (427, 43054), (671, 27398), (721, 25498), (854, 21527), (1133, 16226), (1159, 15862), (1342, 13699), (1442, 12749), (1463, 12566), (1957, 9394), (2266, 8113), (2318, 7931), (2926, 6283), (3914, 4697)]