636587984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2340397}}^1$

素因数の和:2340422

約数の個数: 20

約数和(自身を含む): 1305942084

約数和(自身を除く): 669354100

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2340397, 4680794, 9361588, 18723176, 37446352, 39786749, 79573498, 159146996, 318293992, 636587984]

約数ペア:

[(1, 636587984), (2, 318293992), (4, 159146996), (8, 79573498), (16, 39786749), (17, 37446352), (34, 18723176), (68, 9361588), (136, 4680794), (272, 2340397)]