20061955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{6379}}^1$

素因数の和:6438

約数の個数: 16

約数和(自身を含む): 26183520

約数和(自身を除く): 6121565

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 6379, 31895, 108443, 236023, 542215, 1180115, 4012391, 20061955]

約数ペア:

[(1, 20061955), (5, 4012391), (17, 1180115), (37, 542215), (85, 236023), (185, 108443), (629, 31895), (3145, 6379)]