2019861896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19421749}}^1$

素因数の和:19421768

約数の個数: 16

約数和(自身を含む): 4078567500

約数和(自身を除く): 2058705604

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 19421749, 38843498, 77686996, 155373992, 252482737, 504965474, 1009930948, 2019861896]

約数ペア:

[(1, 2019861896), (2, 1009930948), (4, 504965474), (8, 252482737), (13, 155373992), (26, 77686996), (52, 38843498), (104, 19421749)]