19278366

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 39744000

約数和(自身を除く): 20465634

約数列:

[1, 2, 3, 6, 47, 94, 137, 141, 274, 282, 411, 499, 822, 998, 1497, 2994, 6439, 12878, 19317, 23453, 38634, 46906, 68363, 70359, 136726, 140718, 205089, 410178, 3213061, 6426122, 9639183, 19278366]

約数ペア:

[(1, 19278366), (2, 9639183), (3, 6426122), (6, 3213061), (47, 410178), (94, 205089), (137, 140718), (141, 136726), (274, 70359), (282, 68363), (411, 46906), (499, 38634), (822, 23453), (998, 19317), (1497, 12878), (2994, 6439)]