1905716556

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{12251}}^1$

素因数の和:12439

約数の個数: 72

約数和(自身を含む): 5017194000

約数和(自身を除く): 3111477444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 149, 174, 261, 298, 348, 447, 522, 596, 894, 1044, 1341, 1788, 2682, 4321, 5364, 8642, 12251, 12963, 17284, 24502, 25926, 36753, 38889, 49004, 51852, 73506, 77778, 110259, 147012, 155556, 220518, 355279, 441036, 710558, 1065837, 1421116, 1825399, 2131674, 3197511, 3650798, 4263348, 5476197, 6395022, 7301596, 10952394, 12790044, 16428591, 21904788, 32857182, 52936571, 65714364, 105873142, 158809713, 211746284, 317619426, 476429139, 635238852, 952858278, 1905716556]

約数ペア:

[(1, 1905716556), (2, 952858278), (3, 635238852), (4, 476429139), (6, 317619426), (9, 211746284), (12, 158809713), (18, 105873142), (29, 65714364), (36, 52936571), (58, 32857182), (87, 21904788), (116, 16428591), (149, 12790044), (174, 10952394), (261, 7301596), (298, 6395022), (348, 5476197), (447, 4263348), (522, 3650798), (596, 3197511), (894, 2131674), (1044, 1825399), (1341, 1421116), (1788, 1065837), (2682, 710558), (4321, 441036), (5364, 355279), (8642, 220518), (12251, 155556), (12963, 147012), (17284, 110259), (24502, 77778), (25926, 73506), (36753, 51852), (38889, 49004)]