20363224

素因数分解:

$2^3\times 7^3\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 45864000

約数和(自身を除く): 25500776

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 49, 56, 82, 98, 164, 181, 196, 287, 328, 343, 362, 392, 574, 686, 724, 1148, 1267, 1372, 1448, 2009, 2296, 2534, 2744, 4018, 5068, 7421, 8036, 8869, 10136, 14063, 14842, 16072, 17738, 28126, 29684, 35476, 51947, 56252, 59368, 62083, 70952, 103894, 112504, 124166, 207788, 248332, 363629, 415576, 496664, 727258, 1454516, 2545403, 2909032, 5090806, 10181612, 20363224]

約数ペア:

[(1, 20363224), (2, 10181612), (4, 5090806), (7, 2909032), (8, 2545403), (14, 1454516), (28, 727258), (41, 496664), (49, 415576), (56, 363629), (82, 248332), (98, 207788), (164, 124166), (181, 112504), (196, 103894), (287, 70952), (328, 62083), (343, 59368), (362, 56252), (392, 51947), (574, 35476), (686, 29684), (724, 28126), (1148, 17738), (1267, 16072), (1372, 14842), (1448, 14063), (2009, 10136), (2296, 8869), (2534, 8036), (2744, 7421), (4018, 5068)]