18036779380

素因数分解:

$2^2\times 5^1\times {\mathrm{7691}}^1\times {\mathrm{117259}}^1$

素因数の和:124959

約数の個数: 24

約数和(自身を含む): 37882484640

約数和(自身を除く): 19845705260

約数列:

[1, 2, 4, 5, 10, 20, 7691, 15382, 30764, 38455, 76910, 117259, 153820, 234518, 469036, 586295, 1172590, 2345180, 901838969, 1803677938, 3607355876, 4509194845, 9018389690, 18036779380]

約数ペア:

[(1, 18036779380), (2, 9018389690), (4, 4509194845), (5, 3607355876), (10, 1803677938), (20, 901838969), (7691, 2345180), (15382, 1172590), (30764, 586295), (38455, 469036), (76910, 234518), (117259, 153820)]