18437766

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 39842544

約数和(自身を除く): 21404778

約数列:

[1, 2, 3, 6, 23, 37, 46, 69, 74, 111, 138, 157, 222, 314, 471, 529, 851, 942, 1058, 1587, 1702, 2553, 3174, 3611, 5106, 5809, 7222, 10833, 11618, 17427, 19573, 21666, 34854, 39146, 58719, 83053, 117438, 133607, 166106, 249159, 267214, 400821, 498318, 801642, 3072961, 6145922, 9218883, 18437766]

約数ペア:

[(1, 18437766), (2, 9218883), (3, 6145922), (6, 3072961), (23, 801642), (37, 498318), (46, 400821), (69, 267214), (74, 249159), (111, 166106), (138, 133607), (157, 117438), (222, 83053), (314, 58719), (471, 39146), (529, 34854), (851, 21666), (942, 19573), (1058, 17427), (1587, 11618), (1702, 10833), (2553, 7222), (3174, 5809), (3611, 5106)]