20197508744

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2711803}}^1$

素因数の和:2711842

約数の個数: 48

約数和(自身を含む): 46371848400

約数和(自身を除く): 26174339656

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 3724, 7448, 2711803, 5423606, 10847212, 18982621, 21694424, 37965242, 51524257, 75930484, 103048514, 132878347, 151860968, 206097028, 265756694, 360669799, 412194056, 531513388, 721339598, 1063026776, 1442679196, 2524688593, 2885358392, 5049377186, 10098754372, 20197508744]

約数ペア:

[(1, 20197508744), (2, 10098754372), (4, 5049377186), (7, 2885358392), (8, 2524688593), (14, 1442679196), (19, 1063026776), (28, 721339598), (38, 531513388), (49, 412194056), (56, 360669799), (76, 265756694), (98, 206097028), (133, 151860968), (152, 132878347), (196, 103048514), (266, 75930484), (392, 51524257), (532, 37965242), (931, 21694424), (1064, 18982621), (1862, 10847212), (3724, 5423606), (7448, 2711803)]