20560206

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{389}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 43130880

約数和(自身を除く): 22570674

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 383, 389, 766, 778, 1149, 1167, 2298, 2334, 8809, 8947, 17618, 17894, 26427, 26841, 52854, 53682, 148987, 297974, 446961, 893922, 3426701, 6853402, 10280103, 20560206]

約数ペア:

[(1, 20560206), (2, 10280103), (3, 6853402), (6, 3426701), (23, 893922), (46, 446961), (69, 297974), (138, 148987), (383, 53682), (389, 52854), (766, 26841), (778, 26427), (1149, 17894), (1167, 17618), (2298, 8947), (2334, 8809)]