19986258

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{107453}}^1$

素因数の和:107489

約数の個数: 16

約数和(自身を含む): 41262336

約数和(自身を除く): 21276078

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 107453, 214906, 322359, 644718, 3331043, 6662086, 9993129, 19986258]

約数ペア:

[(1, 19986258), (2, 9993129), (3, 6662086), (6, 3331043), (31, 644718), (62, 322359), (93, 214906), (186, 107453)]