20230288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5119}}^1$

素因数の和:5159

約数の個数: 40

約数和(自身を含む): 44441600

約数和(自身を除く): 24211312

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 5119, 10238, 20476, 40952, 66547, 81904, 97261, 133094, 194522, 266188, 389044, 532376, 778088, 1064752, 1264393, 1556176, 2528786, 5057572, 10115144, 20230288]

約数ペア:

[(1, 20230288), (2, 10115144), (4, 5057572), (8, 2528786), (13, 1556176), (16, 1264393), (19, 1064752), (26, 778088), (38, 532376), (52, 389044), (76, 266188), (104, 194522), (152, 133094), (208, 97261), (247, 81904), (304, 66547), (494, 40952), (988, 20476), (1976, 10238), (3952, 5119)]