20975126

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 35043840

約数和(自身を除く): 14068714

約数列:

[1, 2, 19, 23, 38, 46, 103, 206, 233, 437, 466, 874, 1957, 2369, 3914, 4427, 4738, 5359, 8854, 10718, 23999, 45011, 47998, 90022, 101821, 203642, 455981, 551977, 911962, 1103954, 10487563, 20975126]

約数ペア:

[(1, 20975126), (2, 10487563), (19, 1103954), (23, 911962), (38, 551977), (46, 455981), (103, 203642), (206, 101821), (233, 90022), (437, 47998), (466, 45011), (874, 23999), (1957, 10718), (2369, 8854), (3914, 5359), (4427, 4738)]