20752545

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4337}}^1$

素因数の和:4385

約数の個数: 32

約数和(自身を含む): 37480320

約数和(自身を除く): 16727775

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4337, 4785, 13011, 21685, 47707, 65055, 125773, 143121, 238535, 377319, 628865, 715605, 1383503, 1886595, 4150509, 6917515, 20752545]

約数ペア:

[(1, 20752545), (3, 6917515), (5, 4150509), (11, 1886595), (15, 1383503), (29, 715605), (33, 628865), (55, 377319), (87, 238535), (145, 143121), (165, 125773), (319, 65055), (435, 47707), (957, 21685), (1595, 13011), (4337, 4785)]