19702235

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33113}}^1$

素因数の和:33142

約数の個数: 16

約数和(自身を含む): 28610496

約数和(自身を除く): 8908261

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 33113, 165565, 231791, 562921, 1158955, 2814605, 3940447, 19702235]

約数ペア:

[(1, 19702235), (5, 3940447), (7, 2814605), (17, 1158955), (35, 562921), (85, 231791), (119, 165565), (595, 33113)]