18328470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 46531584

約数和(自身を除く): 28203114

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 101, 115, 138, 202, 230, 263, 303, 345, 505, 526, 606, 690, 789, 1010, 1315, 1515, 1578, 2323, 2630, 3030, 3945, 4646, 6049, 6969, 7890, 11615, 12098, 13938, 18147, 23230, 26563, 30245, 34845, 36294, 53126, 60490, 69690, 79689, 90735, 132815, 159378, 181470, 265630, 398445, 610949, 796890, 1221898, 1832847, 3054745, 3665694, 6109490, 9164235, 18328470]

約数ペア:

[(1, 18328470), (2, 9164235), (3, 6109490), (5, 3665694), (6, 3054745), (10, 1832847), (15, 1221898), (23, 796890), (30, 610949), (46, 398445), (69, 265630), (101, 181470), (115, 159378), (138, 132815), (202, 90735), (230, 79689), (263, 69690), (303, 60490), (345, 53126), (505, 36294), (526, 34845), (606, 30245), (690, 26563), (789, 23230), (1010, 18147), (1315, 13938), (1515, 12098), (1578, 11615), (2323, 7890), (2630, 6969), (3030, 6049), (3945, 4646)]