18038220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15823}}^1$

素因数の和:15854

約数の個数: 48

約数和(自身を含む): 53168640

約数和(自身を除く): 35130420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 15823, 31646, 47469, 63292, 79115, 94938, 158230, 189876, 237345, 300637, 316460, 474690, 601274, 901911, 949380, 1202548, 1503185, 1803822, 3006370, 3607644, 4509555, 6012740, 9019110, 18038220]

約数ペア:

[(1, 18038220), (2, 9019110), (3, 6012740), (4, 4509555), (5, 3607644), (6, 3006370), (10, 1803822), (12, 1503185), (15, 1202548), (19, 949380), (20, 901911), (30, 601274), (38, 474690), (57, 316460), (60, 300637), (76, 237345), (95, 189876), (114, 158230), (190, 94938), (228, 79115), (285, 63292), (380, 47469), (570, 31646), (1140, 15823)]