19755965

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4643}}^1$

素因数の和:4708

約数の個数: 16

約数和(自身を含む): 25411968

約数和(自身を除く): 5656003

約数列:

[1, 5, 23, 37, 115, 185, 851, 4255, 4643, 23215, 106789, 171791, 533945, 858955, 3951193, 19755965]

約数ペア:

[(1, 19755965), (5, 3951193), (23, 858955), (37, 533945), (115, 171791), (185, 106789), (851, 23215), (4255, 4643)]