20690848

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{34031}}^1$

素因数の和:34060

約数の個数: 24

約数和(自身を含む): 42880320

約数和(自身を除く): 22189472

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 34031, 68062, 136124, 272248, 544496, 646589, 1088992, 1293178, 2586356, 5172712, 10345424, 20690848]

約数ペア:

[(1, 20690848), (2, 10345424), (4, 5172712), (8, 2586356), (16, 1293178), (19, 1088992), (32, 646589), (38, 544496), (76, 272248), (152, 136124), (304, 68062), (608, 34031)]