20724438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{5087}}^1$

素因数の和:5196

約数の個数: 32

約数和(自身を含む): 47867904

約数和(自身を除く): 27143466

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 5087, 10174, 15261, 30522, 35609, 71218, 106827, 213654, 493439, 986878, 1480317, 2960634, 3454073, 6908146, 10362219, 20724438]

約数ペア:

[(1, 20724438), (2, 10362219), (3, 6908146), (6, 3454073), (7, 2960634), (14, 1480317), (21, 986878), (42, 493439), (97, 213654), (194, 106827), (291, 71218), (582, 35609), (679, 30522), (1358, 15261), (2037, 10174), (4074, 5087)]