20611010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15497}}^1$

素因数の和:15530

約数の個数: 32

約数和(自身を含む): 44634240

約数和(自身を除く): 24023230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 15497, 30994, 77485, 108479, 154970, 216958, 294443, 542395, 588886, 1084790, 1472215, 2061101, 2944430, 4122202, 10305505, 20611010]

約数ペア:

[(1, 20611010), (2, 10305505), (5, 4122202), (7, 2944430), (10, 2061101), (14, 1472215), (19, 1084790), (35, 588886), (38, 542395), (70, 294443), (95, 216958), (133, 154970), (190, 108479), (266, 77485), (665, 30994), (1330, 15497)]