20199451672

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{41392319}}^1$

素因数の和:41392386

約数の個数: 16

約数和(自身を含む): 38494857600

約数和(自身を除く): 18295405928

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 41392319, 82784638, 165569276, 331138552, 2524931459, 5049862918, 10099725836, 20199451672]

約数ペア:

[(1, 20199451672), (2, 10099725836), (4, 5049862918), (8, 2524931459), (61, 331138552), (122, 165569276), (244, 82784638), (488, 41392319)]