20178086155

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{6329}}^1$

素因数の和:6739

約数の個数: 32

約数和(自身を含む): 25454499840

約数和(自身を除く): 5276413685

約数列:

[1, 5, 31, 67, 155, 307, 335, 1535, 2077, 6329, 9517, 10385, 20569, 31645, 47585, 102845, 196199, 424043, 637639, 980995, 1943003, 2120215, 3188195, 9715015, 13145333, 60233093, 65726665, 130181201, 301165465, 650906005, 4035617231, 20178086155]

約数ペア:

[(1, 20178086155), (5, 4035617231), (31, 650906005), (67, 301165465), (155, 130181201), (307, 65726665), (335, 60233093), (1535, 13145333), (2077, 9715015), (6329, 3188195), (9517, 2120215), (10385, 1943003), (20569, 980995), (31645, 637639), (47585, 424043), (102845, 196199)]