20281752

素因数分解:

$2^3\times 3^5\times {\mathrm{10433}}^1$

素因数の和:10454

約数の個数: 48

約数和(自身を含む): 56969640

約数和(自身を除く): 36687888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10433, 20866, 31299, 41732, 62598, 83464, 93897, 125196, 187794, 250392, 281691, 375588, 563382, 751176, 845073, 1126764, 1690146, 2253528, 2535219, 3380292, 5070438, 6760584, 10140876, 20281752]

約数ペア:

[(1, 20281752), (2, 10140876), (3, 6760584), (4, 5070438), (6, 3380292), (8, 2535219), (9, 2253528), (12, 1690146), (18, 1126764), (24, 845073), (27, 751176), (36, 563382), (54, 375588), (72, 281691), (81, 250392), (108, 187794), (162, 125196), (216, 93897), (243, 83464), (324, 62598), (486, 41732), (648, 31299), (972, 20866), (1944, 10433)]