20184679564

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{318833}}^1$

素因数の和:318887

約数の個数: 72

約数和(自身を含む): 45797315760

約数和(自身を除く): 25612636196

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 266, 323, 476, 532, 646, 833, 931, 1292, 1666, 1862, 2261, 3332, 3724, 4522, 9044, 15827, 31654, 63308, 318833, 637666, 1275332, 2231831, 4463662, 5420161, 6057827, 8927324, 10840322, 12115654, 15622817, 21680644, 24231308, 31245634, 37941127, 42404789, 62491268, 75882254, 84809578, 102983059, 151764508, 169619156, 205966118, 265587889, 296833523, 411932236, 531175778, 593667046, 720881413, 1062351556, 1187334092, 1441762826, 2883525652, 5046169891, 10092339782, 20184679564]

約数ペア:

[(1, 20184679564), (2, 10092339782), (4, 5046169891), (7, 2883525652), (14, 1441762826), (17, 1187334092), (19, 1062351556), (28, 720881413), (34, 593667046), (38, 531175778), (49, 411932236), (68, 296833523), (76, 265587889), (98, 205966118), (119, 169619156), (133, 151764508), (196, 102983059), (238, 84809578), (266, 75882254), (323, 62491268), (476, 42404789), (532, 37941127), (646, 31245634), (833, 24231308), (931, 21680644), (1292, 15622817), (1666, 12115654), (1862, 10840322), (2261, 8927324), (3332, 6057827), (3724, 5420161), (4522, 4463662), (9044, 2231831), (15827, 1275332), (31654, 637666), (63308, 318833)]