38911834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 64665216

約数和(自身を除く): 25753382

約数列:

[1, 2, 13, 26, 71, 107, 142, 197, 214, 394, 923, 1391, 1846, 2561, 2782, 5122, 7597, 13987, 15194, 21079, 27974, 42158, 98761, 181831, 197522, 274027, 363662, 548054, 1496609, 2993218, 19455917, 38911834]

約数ペア:

[(1, 38911834), (2, 19455917), (13, 2993218), (26, 1496609), (71, 548054), (107, 363662), (142, 274027), (197, 197522), (214, 181831), (394, 98761), (923, 42158), (1391, 27974), (1846, 21079), (2561, 15194), (2782, 13987), (5122, 7597)]