18434220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43891}}^1$

素因数の和:43910

約数の個数: 48

約数和(自身を含む): 58990848

約数和(自身を除く): 40556628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 43891, 87782, 131673, 175564, 219455, 263346, 307237, 438910, 526692, 614474, 658365, 877820, 921711, 1228948, 1316730, 1536185, 1843422, 2633460, 3072370, 3686844, 4608555, 6144740, 9217110, 18434220]

約数ペア:

[(1, 18434220), (2, 9217110), (3, 6144740), (4, 4608555), (5, 3686844), (6, 3072370), (7, 2633460), (10, 1843422), (12, 1536185), (14, 1316730), (15, 1228948), (20, 921711), (21, 877820), (28, 658365), (30, 614474), (35, 526692), (42, 438910), (60, 307237), (70, 263346), (84, 219455), (105, 175564), (140, 131673), (210, 87782), (420, 43891)]