31370836

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18367}}^1$

素因数の和:18439

約数の個数: 24

約数和(自身を含む): 63773696

約数和(自身を除く): 32402860

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 18367, 36734, 73468, 128569, 257138, 514276, 1120387, 2240774, 4481548, 7842709, 15685418, 31370836]

約数ペア:

[(1, 31370836), (2, 15685418), (4, 7842709), (7, 4481548), (14, 2240774), (28, 1120387), (61, 514276), (122, 257138), (244, 128569), (427, 73468), (854, 36734), (1708, 18367)]