31961804

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18713}}^1$

素因数の和:18785

約数の個数: 24

約数和(自身を含む): 64975008

約数和(自身を除く): 33013204

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 18713, 37426, 74852, 130991, 261982, 523964, 1141493, 2282986, 4565972, 7990451, 15980902, 31961804]

約数ペア:

[(1, 31961804), (2, 15980902), (4, 7990451), (7, 4565972), (14, 2282986), (28, 1141493), (61, 523964), (122, 261982), (244, 130991), (427, 74852), (854, 37426), (1708, 18713)]