20701955

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5807}}^1$

素因数の和:5866

約数の個数: 16

約数和(自身を含む): 26763264

約数和(自身を除く): 6061309

約数列:

[1, 5, 23, 31, 115, 155, 713, 3565, 5807, 29035, 133561, 180017, 667805, 900085, 4140391, 20701955]

約数ペア:

[(1, 20701955), (5, 4140391), (23, 900085), (31, 667805), (115, 180017), (155, 133561), (713, 29035), (3565, 5807)]