20187410661

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{305717}}^1$

素因数の和:305786

約数の個数: 48

約数和(自身を含む): 34338245760

約数和(自身を除く): 14150835099

約数列:

[1, 3, 9, 11, 23, 29, 33, 69, 87, 99, 207, 253, 261, 319, 667, 759, 957, 2001, 2277, 2871, 6003, 7337, 22011, 66033, 305717, 917151, 2751453, 3362887, 7031491, 8865793, 10088661, 21094473, 26597379, 30265983, 63283419, 77346401, 79792137, 97523723, 203913239, 232039203, 292571169, 611739717, 696117609, 877713507, 1835219151, 2243045629, 6729136887, 20187410661]

約数ペア:

[(1, 20187410661), (3, 6729136887), (9, 2243045629), (11, 1835219151), (23, 877713507), (29, 696117609), (33, 611739717), (69, 292571169), (87, 232039203), (99, 203913239), (207, 97523723), (253, 79792137), (261, 77346401), (319, 63283419), (667, 30265983), (759, 26597379), (957, 21094473), (2001, 10088661), (2277, 8865793), (2871, 7031491), (6003, 3362887), (7337, 2751453), (22011, 917151), (66033, 305717)]