64139516

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{120563}}^1$

素因数の和:120593

約数の個数: 24

約数和(自身を含む): 135031680

約数和(自身を除く): 70892164

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 120563, 241126, 482252, 843941, 1687882, 2290697, 3375764, 4581394, 9162788, 16034879, 32069758, 64139516]

約数ペア:

[(1, 64139516), (2, 32069758), (4, 16034879), (7, 9162788), (14, 4581394), (19, 3375764), (28, 2290697), (38, 1687882), (76, 843941), (133, 482252), (266, 241126), (532, 120563)]