19515966

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2621}}^1$

素因数の和:2716

約数の個数: 32

約数和(自身を含む): 41910048

約数和(自身を除く): 22394082

約数列:

[1, 2, 3, 6, 17, 34, 51, 73, 102, 146, 219, 438, 1241, 2482, 2621, 3723, 5242, 7446, 7863, 15726, 44557, 89114, 133671, 191333, 267342, 382666, 573999, 1147998, 3252661, 6505322, 9757983, 19515966]

約数ペア:

[(1, 19515966), (2, 9757983), (3, 6505322), (6, 3252661), (17, 1147998), (34, 573999), (51, 382666), (73, 267342), (102, 191333), (146, 133671), (219, 89114), (438, 44557), (1241, 15726), (2482, 7863), (2621, 7446), (3723, 5242)]