1640246538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1571}}^1\times {\mathrm{24859}}^1$

素因数の和:26442

約数の個数: 32

約数和(自身を含む): 3751672320

約数和(自身を除く): 2111425782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1571, 3142, 4713, 9426, 10997, 21994, 24859, 32991, 49718, 65982, 74577, 149154, 174013, 348026, 522039, 1044078, 39053489, 78106978, 117160467, 234320934, 273374423, 546748846, 820123269, 1640246538]

約数ペア:

[(1, 1640246538), (2, 820123269), (3, 546748846), (6, 273374423), (7, 234320934), (14, 117160467), (21, 78106978), (42, 39053489), (1571, 1044078), (3142, 522039), (4713, 348026), (9426, 174013), (10997, 149154), (21994, 74577), (24859, 65982), (32991, 49718)]