18241138220

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{433}}^1\times {\mathrm{8009}}^1$

素因数の和:8714

約数の個数: 48

約数和(自身を含む): 38545657920

約数和(自身を除く): 20304519700

約数列:

[1, 2, 4, 5, 10, 20, 263, 433, 526, 866, 1052, 1315, 1732, 2165, 2630, 4330, 5260, 8009, 8660, 16018, 32036, 40045, 80090, 113879, 160180, 227758, 455516, 569395, 1138790, 2106367, 2277580, 3467897, 4212734, 6935794, 8425468, 10531835, 13871588, 17339485, 21063670, 34678970, 42127340, 69357940, 912056911, 1824113822, 3648227644, 4560284555, 9120569110, 18241138220]

約数ペア:

[(1, 18241138220), (2, 9120569110), (4, 4560284555), (5, 3648227644), (10, 1824113822), (20, 912056911), (263, 69357940), (433, 42127340), (526, 34678970), (866, 21063670), (1052, 17339485), (1315, 13871588), (1732, 10531835), (2165, 8425468), (2630, 6935794), (4330, 4212734), (5260, 3467897), (8009, 2277580), (8660, 2106367), (16018, 1138790), (32036, 569395), (40045, 455516), (80090, 227758), (113879, 160180)]