18481130

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 15992470

約数列:

[1, 2, 5, 10, 37, 74, 185, 199, 251, 370, 398, 502, 995, 1255, 1990, 2510, 7363, 9287, 14726, 18574, 36815, 46435, 49949, 73630, 92870, 99898, 249745, 499490, 1848113, 3696226, 9240565, 18481130]

約数ペア:

[(1, 18481130), (2, 9240565), (5, 3696226), (10, 1848113), (37, 499490), (74, 249745), (185, 99898), (199, 92870), (251, 73630), (370, 49949), (398, 46435), (502, 36815), (995, 18574), (1255, 14726), (1990, 9287), (2510, 7363)]