19704790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12239}}^1$

素因数の和:12276

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 22596650

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 12239, 24478, 61195, 85673, 122390, 171346, 281497, 428365, 562994, 856730, 1407485, 1970479, 2814970, 3940958, 9852395, 19704790]

約数ペア:

[(1, 19704790), (2, 9852395), (5, 3940958), (7, 2814970), (10, 1970479), (14, 1407485), (23, 856730), (35, 562994), (46, 428365), (70, 281497), (115, 171346), (161, 122390), (230, 85673), (322, 61195), (805, 24478), (1610, 12239)]