20349368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{503}}^1$

素因数の和:911

約数の個数: 32

約数和(自身を含む): 41277600

約数和(自身を除く): 20928232

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 389, 503, 778, 1006, 1556, 2012, 3112, 4024, 5057, 6539, 10114, 13078, 20228, 26156, 40456, 52312, 195667, 391334, 782668, 1565336, 2543671, 5087342, 10174684, 20349368]

約数ペア:

[(1, 20349368), (2, 10174684), (4, 5087342), (8, 2543671), (13, 1565336), (26, 782668), (52, 391334), (104, 195667), (389, 52312), (503, 40456), (778, 26156), (1006, 20228), (1556, 13078), (2012, 10114), (3112, 6539), (4024, 5057)]