20774296

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1409}}^1$

素因数の和:1531

約数の個数: 32

約数和(自身を含む): 41454000

約数和(自身を除く): 20679704

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 194, 388, 776, 1409, 1843, 2818, 3686, 5636, 7372, 11272, 14744, 26771, 53542, 107084, 136673, 214168, 273346, 546692, 1093384, 2596787, 5193574, 10387148, 20774296]

約数ペア:

[(1, 20774296), (2, 10387148), (4, 5193574), (8, 2596787), (19, 1093384), (38, 546692), (76, 273346), (97, 214168), (152, 136673), (194, 107084), (388, 53542), (776, 26771), (1409, 14744), (1843, 11272), (2818, 7372), (3686, 5636)]