18781607416

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1492499}}^1$

素因数の和:1492540

約数の個数: 48

約数和(自身を含む): 41685525000

約数和(自身を除く): 22903917584

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 121, 143, 242, 286, 484, 572, 968, 1144, 1573, 3146, 6292, 12584, 1492499, 2984998, 5969996, 11939992, 16417489, 19402487, 32834978, 38804974, 65669956, 77609948, 131339912, 155219896, 180592379, 213427357, 361184758, 426854714, 722369516, 853709428, 1444739032, 1707418856, 2347700927, 4695401854, 9390803708, 18781607416]

約数ペア:

[(1, 18781607416), (2, 9390803708), (4, 4695401854), (8, 2347700927), (11, 1707418856), (13, 1444739032), (22, 853709428), (26, 722369516), (44, 426854714), (52, 361184758), (88, 213427357), (104, 180592379), (121, 155219896), (143, 131339912), (242, 77609948), (286, 65669956), (484, 38804974), (572, 32834978), (968, 19402487), (1144, 16417489), (1573, 11939992), (3146, 5969996), (6292, 2984998), (12584, 1492499)]