20187305718

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1\times {\mathrm{2371}}^1$

素因数の和:3021

約数の個数: 64

約数和(自身を含む): 42086187264

約数和(自身を除く): 21898881546

約数列:

[1, 2, 3, 6, 43, 61, 86, 122, 129, 183, 258, 366, 541, 1082, 1623, 2371, 2623, 3246, 4742, 5246, 7113, 7869, 14226, 15738, 23263, 33001, 46526, 66002, 69789, 99003, 101953, 139578, 144631, 198006, 203906, 289262, 305859, 433893, 611718, 867786, 1282711, 1419043, 2565422, 2838086, 3848133, 4257129, 6219133, 7696266, 8514258, 12438266, 18657399, 37314798, 55156573, 78245371, 110313146, 156490742, 165469719, 234736113, 330939438, 469472226, 3364550953, 6729101906, 10093652859, 20187305718]

約数ペア:

[(1, 20187305718), (2, 10093652859), (3, 6729101906), (6, 3364550953), (43, 469472226), (61, 330939438), (86, 234736113), (122, 165469719), (129, 156490742), (183, 110313146), (258, 78245371), (366, 55156573), (541, 37314798), (1082, 18657399), (1623, 12438266), (2371, 8514258), (2623, 7696266), (3246, 6219133), (4742, 4257129), (5246, 3848133), (7113, 2838086), (7869, 2565422), (14226, 1419043), (15738, 1282711), (23263, 867786), (33001, 611718), (46526, 433893), (66002, 305859), (69789, 289262), (99003, 203906), (101953, 198006), (139578, 144631)]