1872842402

素因数分解:

$2^1\times {\mathrm{71}}^2\times {\mathrm{431}}^2$

素因数の和:1006

約数の個数: 18

約数和(自身を含む): 2856014427

約数和(自身を除く): 983172025

約数列:

[1, 2, 71, 142, 431, 862, 5041, 10082, 30601, 61202, 185761, 371522, 2172671, 4345342, 13189031, 26378062, 936421201, 1872842402]

約数ペア:

[(1, 1872842402), (2, 936421201), (71, 26378062), (142, 13189031), (431, 4345342), (862, 2172671), (5041, 371522), (10082, 185761), (30601, 61202)]