20320852070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{426103}}^1$

素因数の和:426380

約数の個数: 32

約数和(自身を含む): 38656154880

約数和(自身を除く): 18335302810

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 251, 502, 1255, 2510, 4769, 9538, 23845, 47690, 426103, 852206, 2130515, 4261030, 8095957, 16191914, 40479785, 80959570, 106951853, 213903706, 534759265, 1069518530, 2032085207, 4064170414, 10160426035, 20320852070]

約数ペア:

[(1, 20320852070), (2, 10160426035), (5, 4064170414), (10, 2032085207), (19, 1069518530), (38, 534759265), (95, 213903706), (190, 106951853), (251, 80959570), (502, 40479785), (1255, 16191914), (2510, 8095957), (4769, 4261030), (9538, 2130515), (23845, 852206), (47690, 426103)]