20850844

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^2$

素因数の和:286

約数の個数: 36

約数和(自身を含む): 42695632

約数和(自身を除く): 21844788

約数列:

[1, 2, 4, 7, 14, 28, 73, 101, 146, 202, 292, 404, 511, 707, 1022, 1414, 2044, 2828, 7373, 10201, 14746, 20402, 29492, 40804, 51611, 71407, 103222, 142814, 206444, 285628, 744673, 1489346, 2978692, 5212711, 10425422, 20850844]

約数ペア:

[(1, 20850844), (2, 10425422), (4, 5212711), (7, 2978692), (14, 1489346), (28, 744673), (73, 285628), (101, 206444), (146, 142814), (202, 103222), (292, 71407), (404, 51611), (511, 40804), (707, 29492), (1022, 20402), (1414, 14746), (2044, 10201), (2828, 7373)]