20307483

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{773}}^1$

素因数の和:928

約数の個数: 32

約数和(自身を含む): 34675200

約数和(自身を除く): 14367717

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 773, 973, 1251, 2319, 2919, 3753, 5411, 6957, 8757, 16233, 20871, 26271, 48699, 107447, 146097, 322341, 752129, 967023, 2256387, 2901069, 6769161, 20307483]

約数ペア:

[(1, 20307483), (3, 6769161), (7, 2901069), (9, 2256387), (21, 967023), (27, 752129), (63, 322341), (139, 146097), (189, 107447), (417, 48699), (773, 26271), (973, 20871), (1251, 16233), (2319, 8757), (2919, 6957), (3753, 5411)]