20507718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{44389}}^1$

素因数の和:44412

約数の個数: 32

約数和(自身を含む): 51137280

約数和(自身を除く): 30629562

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 44389, 88778, 133167, 266334, 310723, 488279, 621446, 932169, 976558, 1464837, 1864338, 2929674, 3417953, 6835906, 10253859, 20507718]

約数ペア:

[(1, 20507718), (2, 10253859), (3, 6835906), (6, 3417953), (7, 2929674), (11, 1864338), (14, 1464837), (21, 976558), (22, 932169), (33, 621446), (42, 488279), (66, 310723), (77, 266334), (154, 133167), (231, 88778), (462, 44389)]