20328842124

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{1019}}^1$

素因数の和:1352

約数の個数: 144

約数和(自身を含む): 54032378400

約数和(自身を除く): 33703536276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 97, 116, 174, 194, 197, 261, 291, 348, 388, 394, 522, 582, 591, 788, 873, 1019, 1044, 1164, 1182, 1746, 1773, 2038, 2364, 2813, 3057, 3492, 3546, 4076, 5626, 5713, 6114, 7092, 8439, 9171, 11252, 11426, 12228, 16878, 17139, 18342, 19109, 22852, 25317, 29551, 33756, 34278, 36684, 38218, 50634, 51417, 57327, 59102, 68556, 76436, 88653, 98843, 101268, 102834, 114654, 118204, 171981, 177306, 197686, 200743, 205668, 229308, 265959, 296529, 343962, 354612, 395372, 401486, 531918, 554161, 593058, 602229, 687924, 802972, 889587, 1063836, 1108322, 1186116, 1204458, 1662483, 1779174, 1806687, 2216644, 2408916, 2866447, 3324966, 3558348, 3613374, 4987449, 5732894, 5821547, 6649932, 7226748, 8599341, 9974898, 11465788, 11643094, 17198682, 17464641, 19472071, 19949796, 23286188, 25798023, 34397364, 34929282, 38944142, 51596046, 52393923, 58416213, 69858564, 77888284, 103192092, 104787846, 116832426, 175248639, 209575692, 233664852, 350497278, 564690059, 700994556, 1129380118, 1694070177, 2258760236, 3388140354, 5082210531, 6776280708, 10164421062, 20328842124]

約数ペア:

[(1, 20328842124), (2, 10164421062), (3, 6776280708), (4, 5082210531), (6, 3388140354), (9, 2258760236), (12, 1694070177), (18, 1129380118), (29, 700994556), (36, 564690059), (58, 350497278), (87, 233664852), (97, 209575692), (116, 175248639), (174, 116832426), (194, 104787846), (197, 103192092), (261, 77888284), (291, 69858564), (348, 58416213), (388, 52393923), (394, 51596046), (522, 38944142), (582, 34929282), (591, 34397364), (788, 25798023), (873, 23286188), (1019, 19949796), (1044, 19472071), (1164, 17464641), (1182, 17198682), (1746, 11643094), (1773, 11465788), (2038, 9974898), (2364, 8599341), (2813, 7226748), (3057, 6649932), (3492, 5821547), (3546, 5732894), (4076, 4987449), (5626, 3613374), (5713, 3558348), (6114, 3324966), (7092, 2866447), (8439, 2408916), (9171, 2216644), (11252, 1806687), (11426, 1779174), (12228, 1662483), (16878, 1204458), (17139, 1186116), (18342, 1108322), (19109, 1063836), (22852, 889587), (25317, 802972), (29551, 687924), (33756, 602229), (34278, 593058), (36684, 554161), (38218, 531918), (50634, 401486), (51417, 395372), (57327, 354612), (59102, 343962), (68556, 296529), (76436, 265959), (88653, 229308), (98843, 205668), (101268, 200743), (102834, 197686), (114654, 177306), (118204, 171981)]