19085432079

素因数分解:

$3^1\times 7^1\times {\mathrm{4327}}^1\times {\mathrm{210037}}^1$

素因数の和:214374

約数の個数: 16

約数和(自身を含む): 29089422848

約数和(自身を除く): 10003990769

約数列:

[1, 3, 7, 21, 4327, 12981, 30289, 90867, 210037, 630111, 1470259, 4410777, 908830099, 2726490297, 6361810693, 19085432079]

約数ペア:

[(1, 19085432079), (3, 6361810693), (7, 2726490297), (21, 908830099), (4327, 4410777), (12981, 1470259), (30289, 630111), (90867, 210037)]