20223498616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{521}}^1\times {\mathrm{971}}^1$

素因数の和:1780

約数の個数: 64

約数和(自身を含む): 40184812800

約数和(自身を除く): 19961314184

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 263, 521, 526, 971, 1042, 1052, 1942, 2084, 2104, 3884, 4168, 4997, 7768, 9899, 9994, 18449, 19798, 19988, 36898, 39596, 39976, 73796, 79192, 137023, 147592, 255373, 274046, 505891, 510746, 548092, 1011782, 1021492, 1096184, 2023564, 2042984, 2603437, 4047128, 4852087, 5206874, 9611929, 9704174, 10413748, 19223858, 19408348, 20827496, 38447716, 38816696, 76895432, 133049333, 266098666, 532197332, 1064394664, 2527937327, 5055874654, 10111749308, 20223498616]

約数ペア:

[(1, 20223498616), (2, 10111749308), (4, 5055874654), (8, 2527937327), (19, 1064394664), (38, 532197332), (76, 266098666), (152, 133049333), (263, 76895432), (521, 38816696), (526, 38447716), (971, 20827496), (1042, 19408348), (1052, 19223858), (1942, 10413748), (2084, 9704174), (2104, 9611929), (3884, 5206874), (4168, 4852087), (4997, 4047128), (7768, 2603437), (9899, 2042984), (9994, 2023564), (18449, 1096184), (19798, 1021492), (19988, 1011782), (36898, 548092), (39596, 510746), (39976, 505891), (73796, 274046), (79192, 255373), (137023, 147592)]