20158278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25261}}^1$

素因数の和:25292

約数の個数: 32

約数和(自身を含む): 48503040

約数和(自身を除く): 28344762

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 25261, 50522, 75783, 151566, 176827, 353654, 479959, 530481, 959918, 1060962, 1439877, 2879754, 3359713, 6719426, 10079139, 20158278]

約数ペア:

[(1, 20158278), (2, 10079139), (3, 6719426), (6, 3359713), (7, 2879754), (14, 1439877), (19, 1060962), (21, 959918), (38, 530481), (42, 479959), (57, 353654), (114, 176827), (133, 151566), (266, 75783), (399, 50522), (798, 25261)]