18801652

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 33626880

約数和(自身を除く): 14825228

約数列:

[1, 2, 4, 71, 142, 239, 277, 284, 478, 554, 956, 1108, 16969, 19667, 33938, 39334, 66203, 67876, 78668, 132406, 264812, 4700413, 9400826, 18801652]

約数ペア:

[(1, 18801652), (2, 9400826), (4, 4700413), (71, 264812), (142, 132406), (239, 78668), (277, 67876), (284, 66203), (478, 39334), (554, 33938), (956, 19667), (1108, 16969)]