20803122

素因数分解:

$2^1\times 3^3\times {\mathrm{257}}^1\times {\mathrm{1499}}^1$

素因数の和:1767

約数の個数: 32

約数和(自身を含む): 46440000

約数和(自身を除く): 25636878

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 257, 514, 771, 1499, 1542, 2313, 2998, 4497, 4626, 6939, 8994, 13491, 13878, 26982, 40473, 80946, 385243, 770486, 1155729, 2311458, 3467187, 6934374, 10401561, 20803122]

約数ペア:

[(1, 20803122), (2, 10401561), (3, 6934374), (6, 3467187), (9, 2311458), (18, 1155729), (27, 770486), (54, 385243), (257, 80946), (514, 40473), (771, 26982), (1499, 13878), (1542, 13491), (2313, 8994), (2998, 6939), (4497, 4626)]