20218191868

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42475193}}^1$

素因数の和:42475221

約数の個数: 24

約数和(自身を含む): 42814995552

約数和(自身を除く): 22596803684

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 42475193, 84950386, 169900772, 297326351, 594652702, 722078281, 1189305404, 1444156562, 2888313124, 5054547967, 10109095934, 20218191868]

約数ペア:

[(1, 20218191868), (2, 10109095934), (4, 5054547967), (7, 2888313124), (14, 1444156562), (17, 1189305404), (28, 722078281), (34, 594652702), (68, 297326351), (119, 169900772), (238, 84950386), (476, 42475193)]