20897496

素因数分解:

$2^3\times 3^2\times {\mathrm{290243}}^1$

素因数の和:290255

約数の個数: 24

約数和(自身を含む): 56597580

約数和(自身を除く): 35700084

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 290243, 580486, 870729, 1160972, 1741458, 2321944, 2612187, 3482916, 5224374, 6965832, 10448748, 20897496]

約数ペア:

[(1, 20897496), (2, 10448748), (3, 6965832), (4, 5224374), (6, 3482916), (8, 2612187), (9, 2321944), (12, 1741458), (18, 1160972), (24, 870729), (36, 580486), (72, 290243)]