1820578356

素因数分解:

$2^2\times 3^6\times {\mathrm{29}}^1\times {\mathrm{21529}}^1$

素因数の和:21580

約数の個数: 84

約数和(自身を含む): 4941780900

約数和(自身を除く): 3121202544

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 243, 261, 324, 348, 486, 522, 729, 783, 972, 1044, 1458, 1566, 2349, 2916, 3132, 4698, 7047, 9396, 14094, 21141, 21529, 28188, 42282, 43058, 64587, 84564, 86116, 129174, 193761, 258348, 387522, 581283, 624341, 775044, 1162566, 1248682, 1743849, 1873023, 2325132, 2497364, 3487698, 3746046, 5231547, 5619069, 6975396, 7492092, 10463094, 11238138, 15694641, 16857207, 20926188, 22476276, 31389282, 33714414, 50571621, 62778564, 67428828, 101143242, 151714863, 202286484, 303429726, 455144589, 606859452, 910289178, 1820578356]

約数ペア:

[(1, 1820578356), (2, 910289178), (3, 606859452), (4, 455144589), (6, 303429726), (9, 202286484), (12, 151714863), (18, 101143242), (27, 67428828), (29, 62778564), (36, 50571621), (54, 33714414), (58, 31389282), (81, 22476276), (87, 20926188), (108, 16857207), (116, 15694641), (162, 11238138), (174, 10463094), (243, 7492092), (261, 6975396), (324, 5619069), (348, 5231547), (486, 3746046), (522, 3487698), (729, 2497364), (783, 2325132), (972, 1873023), (1044, 1743849), (1458, 1248682), (1566, 1162566), (2349, 775044), (2916, 624341), (3132, 581283), (4698, 387522), (7047, 258348), (9396, 193761), (14094, 129174), (21141, 86116), (21529, 84564), (28188, 64587), (42282, 43058)]