71986864

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{7019}}^1$

素因数の和:7668

約数の個数: 20

約数和(自身を含む): 139712040

約数和(自身を除く): 67725176

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 7019, 10256, 14038, 28076, 56152, 112304, 4499179, 8998358, 17996716, 35993432, 71986864]

約数ペア:

[(1, 71986864), (2, 35993432), (4, 17996716), (8, 8998358), (16, 4499179), (641, 112304), (1282, 56152), (2564, 28076), (5128, 14038), (7019, 10256)]