19928247384

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{66947}}^1$

素因数の和:67192

約数の個数: 64

約数和(自身を含む): 50773363200

約数和(自身を除く): 30845115816

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 157, 158, 237, 314, 316, 471, 474, 628, 632, 942, 948, 1256, 1884, 1896, 3768, 12403, 24806, 37209, 49612, 66947, 74418, 99224, 133894, 148836, 200841, 267788, 297672, 401682, 535576, 803364, 1606728, 5288813, 10510679, 10577626, 15866439, 21021358, 21155252, 31532037, 31732878, 42042716, 42310504, 63064074, 63465756, 84085432, 126128148, 126931512, 252256296, 830343641, 1660687282, 2491030923, 3321374564, 4982061846, 6642749128, 9964123692, 19928247384]

約数ペア:

[(1, 19928247384), (2, 9964123692), (3, 6642749128), (4, 4982061846), (6, 3321374564), (8, 2491030923), (12, 1660687282), (24, 830343641), (79, 252256296), (157, 126931512), (158, 126128148), (237, 84085432), (314, 63465756), (316, 63064074), (471, 42310504), (474, 42042716), (628, 31732878), (632, 31532037), (942, 21155252), (948, 21021358), (1256, 15866439), (1884, 10577626), (1896, 10510679), (3768, 5288813), (12403, 1606728), (24806, 803364), (37209, 535576), (49612, 401682), (66947, 297672), (74418, 267788), (99224, 200841), (133894, 148836)]