64405516

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{121063}}^1$

素因数の和:121093

約数の個数: 24

約数和(自身を含む): 135591680

約数和(自身を除く): 71186164

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 121063, 242126, 484252, 847441, 1694882, 2300197, 3389764, 4600394, 9200788, 16101379, 32202758, 64405516]

約数ペア:

[(1, 64405516), (2, 32202758), (4, 16101379), (7, 9200788), (14, 4600394), (19, 3389764), (28, 2300197), (38, 1694882), (76, 847441), (133, 484252), (266, 242126), (532, 121063)]