20195778845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1553}}^1\times {\mathrm{3529}}^1$

素因数の和:5165

約数の個数: 32

約数和(自身を含む): 26857595520

約数和(自身を除く): 6661816675

約数列:

[1, 5, 11, 55, 67, 335, 737, 1553, 3529, 3685, 7765, 17083, 17645, 38819, 85415, 104051, 194095, 236443, 520255, 1144561, 1182215, 2600873, 5480537, 5722805, 13004365, 27402685, 60285907, 301429535, 367195979, 1835979895, 4039155769, 20195778845]

約数ペア:

[(1, 20195778845), (5, 4039155769), (11, 1835979895), (55, 367195979), (67, 301429535), (335, 60285907), (737, 27402685), (1553, 13004365), (3529, 5722805), (3685, 5480537), (7765, 2600873), (17083, 1182215), (17645, 1144561), (38819, 520255), (85415, 236443), (104051, 194095)]