19748306

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 32635008

約数和(自身を除く): 12886702

約数列:

[1, 2, 23, 37, 41, 46, 74, 82, 283, 566, 851, 943, 1517, 1702, 1886, 3034, 6509, 10471, 11603, 13018, 20942, 23206, 34891, 69782, 240833, 266869, 429311, 481666, 533738, 858622, 9874153, 19748306]

約数ペア:

[(1, 19748306), (2, 9874153), (23, 858622), (37, 533738), (41, 481666), (46, 429311), (74, 266869), (82, 240833), (283, 69782), (566, 34891), (851, 23206), (943, 20942), (1517, 13018), (1702, 11603), (1886, 10471), (3034, 6509)]