39945892

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19543}}^1$

素因数の和:19627

約数の個数: 24

約数和(自身を含む): 80990336

約数和(自身を除く): 41044444

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 19543, 39086, 78172, 136801, 273602, 547204, 1426639, 2853278, 5706556, 9986473, 19972946, 39945892]

約数ペア:

[(1, 39945892), (2, 19972946), (4, 9986473), (7, 5706556), (14, 2853278), (28, 1426639), (73, 547204), (146, 273602), (292, 136801), (511, 78172), (1022, 39086), (2044, 19543)]