74271964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{20117}}^1$

素因数の和:20205

約数の個数: 24

約数和(自身を含む): 141952608

約数和(自身を除く): 67680644

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 20117, 40234, 80468, 261521, 523042, 1046084, 1428307, 2856614, 5713228, 18567991, 37135982, 74271964]

約数ペア:

[(1, 74271964), (2, 37135982), (4, 18567991), (13, 5713228), (26, 2856614), (52, 1428307), (71, 1046084), (142, 523042), (284, 261521), (923, 80468), (1846, 40234), (3692, 20117)]