20164594898

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{3343}}^1$

素因数の和:3591

約数の個数: 64

約数和(自身を含む): 36057415680

約数和(自身を除く): 15892820782

約数列:

[1, 2, 7, 14, 47, 89, 94, 103, 178, 206, 329, 623, 658, 721, 1246, 1442, 3343, 4183, 4841, 6686, 8366, 9167, 9682, 18334, 23401, 29281, 33887, 46802, 58562, 64169, 67774, 128338, 157121, 297527, 314242, 344329, 430849, 595054, 688658, 861698, 1099847, 2082689, 2199694, 2410303, 3015943, 4165378, 4820606, 6031886, 13983769, 16183463, 27967538, 30645281, 32366926, 61290562, 97886383, 113284241, 195772766, 214516967, 226568482, 429033934, 1440328207, 2880656414, 10082297449, 20164594898]

約数ペア:

[(1, 20164594898), (2, 10082297449), (7, 2880656414), (14, 1440328207), (47, 429033934), (89, 226568482), (94, 214516967), (103, 195772766), (178, 113284241), (206, 97886383), (329, 61290562), (623, 32366926), (658, 30645281), (721, 27967538), (1246, 16183463), (1442, 13983769), (3343, 6031886), (4183, 4820606), (4841, 4165378), (6686, 3015943), (8366, 2410303), (9167, 2199694), (9682, 2082689), (18334, 1099847), (23401, 861698), (29281, 688658), (33887, 595054), (46802, 430849), (58562, 344329), (64169, 314242), (67774, 297527), (128338, 157121)]