20081978

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{49463}}^1$

素因数の和:49501

約数の個数: 16

約数和(自身を含む): 35614080

約数和(自身を除く): 15532102

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 49463, 98926, 346241, 692482, 1434427, 2868854, 10040989, 20081978]

約数ペア:

[(1, 20081978), (2, 10040989), (7, 2868854), (14, 1434427), (29, 692482), (58, 346241), (203, 98926), (406, 49463)]