19945707208

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8283101}}^1$

素因数の和:8283157

約数の個数: 32

約数和(自身を含む): 43734778560

約数和(自身を除く): 23789071352

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 8283101, 16566202, 33132404, 57981707, 66264808, 115963414, 231926828, 356173343, 463853656, 712346686, 1424693372, 2493213401, 2849386744, 4986426802, 9972853604, 19945707208]

約数ペア:

[(1, 19945707208), (2, 9972853604), (4, 4986426802), (7, 2849386744), (8, 2493213401), (14, 1424693372), (28, 712346686), (43, 463853656), (56, 356173343), (86, 231926828), (172, 115963414), (301, 66264808), (344, 57981707), (602, 33132404), (1204, 16566202), (2408, 8283101)]