18902492

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{35531}}^1$

素因数の和:35561

約数の個数: 24

約数和(自身を含む): 39795840

約数和(自身を除く): 20893348

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 35531, 71062, 142124, 248717, 497434, 675089, 994868, 1350178, 2700356, 4725623, 9451246, 18902492]

約数ペア:

[(1, 18902492), (2, 9451246), (4, 4725623), (7, 2700356), (14, 1350178), (19, 994868), (28, 675089), (38, 497434), (76, 248717), (133, 142124), (266, 71062), (532, 35531)]