1990525554

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{14431}}^1$

素因数の和:14615

約数の個数: 48

約数和(自身を含む): 4412728320

約数和(自身を除く): 2422202766

約数列:

[1, 2, 3, 6, 9, 18, 79, 97, 158, 194, 237, 291, 474, 582, 711, 873, 1422, 1746, 7663, 14431, 15326, 22989, 28862, 43293, 45978, 68967, 86586, 129879, 137934, 259758, 1140049, 1399807, 2280098, 2799614, 3420147, 4199421, 6840294, 8398842, 10260441, 12598263, 20520882, 25196526, 110584753, 221169506, 331754259, 663508518, 995262777, 1990525554]

約数ペア:

[(1, 1990525554), (2, 995262777), (3, 663508518), (6, 331754259), (9, 221169506), (18, 110584753), (79, 25196526), (97, 20520882), (158, 12598263), (194, 10260441), (237, 8398842), (291, 6840294), (474, 4199421), (582, 3420147), (711, 2799614), (873, 2280098), (1422, 1399807), (1746, 1140049), (7663, 259758), (14431, 137934), (15326, 129879), (22989, 86586), (28862, 68967), (43293, 45978)]