20719992

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{14153}}^1$

素因数の和:14223

約数の個数: 32

約数和(自身を含む): 52652880

約数和(自身を除く): 31932888

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 14153, 28306, 42459, 56612, 84918, 113224, 169836, 339672, 863333, 1726666, 2589999, 3453332, 5179998, 6906664, 10359996, 20719992]

約数ペア:

[(1, 20719992), (2, 10359996), (3, 6906664), (4, 5179998), (6, 3453332), (8, 2589999), (12, 1726666), (24, 863333), (61, 339672), (122, 169836), (183, 113224), (244, 84918), (366, 56612), (488, 42459), (732, 28306), (1464, 14153)]