19975282

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:234

約数の個数: 32

約数和(自身を含む): 32223744

約数和(自身を除く): 12248462

約数列:

[1, 2, 41, 47, 71, 73, 82, 94, 142, 146, 1927, 2911, 2993, 3337, 3431, 3854, 5183, 5822, 5986, 6674, 6862, 10366, 136817, 140671, 212503, 243601, 273634, 281342, 425006, 487202, 9987641, 19975282]

約数ペア:

[(1, 19975282), (2, 9987641), (41, 487202), (47, 425006), (71, 281342), (73, 273634), (82, 243601), (94, 212503), (142, 140671), (146, 136817), (1927, 10366), (2911, 6862), (2993, 6674), (3337, 5986), (3431, 5822), (3854, 5183)]