196997584

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{19763}}^1$

素因数の和:19867

約数の個数: 40

約数和(自身を含む): 441132480

約数和(自身を除く): 244134896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 4984, 9968, 19763, 39526, 79052, 138341, 158104, 276682, 316208, 553364, 1106728, 1758907, 2213456, 3517814, 7035628, 12312349, 14071256, 24624698, 28142512, 49249396, 98498792, 196997584]

約数ペア:

[(1, 196997584), (2, 98498792), (4, 49249396), (7, 28142512), (8, 24624698), (14, 14071256), (16, 12312349), (28, 7035628), (56, 3517814), (89, 2213456), (112, 1758907), (178, 1106728), (356, 553364), (623, 316208), (712, 276682), (1246, 158104), (1424, 138341), (2492, 79052), (4984, 39526), (9968, 19763)]