20459745776

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14367799}}^1$

素因数の和:14367896

約数の個数: 20

約数和(自身を含む): 40086162000

約数和(自身を除く): 19626416224

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14367799, 28735598, 57471196, 114942392, 229884784, 1278734111, 2557468222, 5114936444, 10229872888, 20459745776]

約数ペア:

[(1, 20459745776), (2, 10229872888), (4, 5114936444), (8, 2557468222), (16, 1278734111), (89, 229884784), (178, 114942392), (356, 57471196), (712, 28735598), (1424, 14367799)]