18704750

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{3253}}^1$

素因数の和:3293

約数の個数: 32

約数和(自身を含む): 36548928

約数和(自身を除く): 17844178

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 125, 230, 250, 575, 1150, 2875, 3253, 5750, 6506, 16265, 32530, 74819, 81325, 149638, 162650, 374095, 406625, 748190, 813250, 1870475, 3740950, 9352375, 18704750]

約数ペア:

[(1, 18704750), (2, 9352375), (5, 3740950), (10, 1870475), (23, 813250), (25, 748190), (46, 406625), (50, 374095), (115, 162650), (125, 149638), (230, 81325), (250, 74819), (575, 32530), (1150, 16265), (2875, 6506), (3253, 5750)]