19407668

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6359}}^1$

素因数の和:6479

約数の個数: 24

約数和(自身を含む): 39177600

約数和(自身を除く): 19769932

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 6359, 12718, 25436, 44513, 89026, 178052, 693131, 1386262, 2772524, 4851917, 9703834, 19407668]

約数ペア:

[(1, 19407668), (2, 9703834), (4, 4851917), (7, 2772524), (14, 1386262), (28, 693131), (109, 178052), (218, 89026), (436, 44513), (763, 25436), (1526, 12718), (3052, 6359)]