20428632

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 66240000

約数和(自身を除く): 45811368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 59, 63, 72, 84, 108, 118, 126, 168, 177, 189, 216, 229, 236, 252, 354, 378, 413, 458, 472, 504, 531, 687, 708, 756, 826, 916, 1062, 1239, 1374, 1416, 1512, 1593, 1603, 1652, 1832, 2061, 2124, 2478, 2748, 3186, 3206, 3304, 3717, 4122, 4248, 4809, 4956, 5496, 6183, 6372, 6412, 7434, 8244, 9618, 9912, 11151, 12366, 12744, 12824, 13511, 14427, 14868, 16488, 19236, 22302, 24732, 27022, 28854, 29736, 38472, 40533, 43281, 44604, 49464, 54044, 57708, 81066, 86562, 89208, 94577, 108088, 115416, 121599, 162132, 173124, 189154, 243198, 283731, 324264, 346248, 364797, 378308, 486396, 567462, 729594, 756616, 851193, 972792, 1134924, 1459188, 1702386, 2269848, 2553579, 2918376, 3404772, 5107158, 6809544, 10214316, 20428632]

約数ペア:

[(1, 20428632), (2, 10214316), (3, 6809544), (4, 5107158), (6, 3404772), (7, 2918376), (8, 2553579), (9, 2269848), (12, 1702386), (14, 1459188), (18, 1134924), (21, 972792), (24, 851193), (27, 756616), (28, 729594), (36, 567462), (42, 486396), (54, 378308), (56, 364797), (59, 346248), (63, 324264), (72, 283731), (84, 243198), (108, 189154), (118, 173124), (126, 162132), (168, 121599), (177, 115416), (189, 108088), (216, 94577), (229, 89208), (236, 86562), (252, 81066), (354, 57708), (378, 54044), (413, 49464), (458, 44604), (472, 43281), (504, 40533), (531, 38472), (687, 29736), (708, 28854), (756, 27022), (826, 24732), (916, 22302), (1062, 19236), (1239, 16488), (1374, 14868), (1416, 14427), (1512, 13511), (1593, 12824), (1603, 12744), (1652, 12366), (1832, 11151), (2061, 9912), (2124, 9618), (2478, 8244), (2748, 7434), (3186, 6412), (3206, 6372), (3304, 6183), (3717, 5496), (4122, 4956), (4248, 4809)]