220408956

素因数分解:

$2^2\times 3^2\times {\mathrm{389}}^1\times {\mathrm{15739}}^1$

素因数の和:16138

約数の個数: 36

約数和(自身を含む): 558612600

約数和(自身を除く): 338203644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 389, 778, 1167, 1556, 2334, 3501, 4668, 7002, 14004, 15739, 31478, 47217, 62956, 94434, 141651, 188868, 283302, 566604, 6122471, 12244942, 18367413, 24489884, 36734826, 55102239, 73469652, 110204478, 220408956]

約数ペア:

[(1, 220408956), (2, 110204478), (3, 73469652), (4, 55102239), (6, 36734826), (9, 24489884), (12, 18367413), (18, 12244942), (36, 6122471), (389, 566604), (778, 283302), (1167, 188868), (1556, 141651), (2334, 94434), (3501, 62956), (4668, 47217), (7002, 31478), (14004, 15739)]