20128786088

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{86762009}}^1$

素因数の和:86762044

約数の個数: 16

約数和(自身を含む): 39042904500

約数和(自身を除く): 18914118412

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 86762009, 173524018, 347048036, 694096072, 2516098261, 5032196522, 10064393044, 20128786088]

約数ペア:

[(1, 20128786088), (2, 10064393044), (4, 5032196522), (8, 2516098261), (29, 694096072), (58, 347048036), (116, 173524018), (232, 86762009)]