19599668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{445447}}^1$

素因数の和:445462

約数の個数: 12

約数和(自身を含む): 37417632

約数和(自身を除く): 17817964

約数列:

[1, 2, 4, 11, 22, 44, 445447, 890894, 1781788, 4899917, 9799834, 19599668]

約数ペア:

[(1, 19599668), (2, 9799834), (4, 4899917), (11, 1781788), (22, 890894), (44, 445447)]