20710695

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{347}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 34877952

約数和(自身を除く): 14167257

約数列:

[1, 3, 5, 15, 23, 69, 115, 173, 345, 347, 519, 865, 1041, 1735, 2595, 3979, 5205, 7981, 11937, 19895, 23943, 39905, 59685, 60031, 119715, 180093, 300155, 900465, 1380713, 4142139, 6903565, 20710695]

約数ペア:

[(1, 20710695), (3, 6903565), (5, 4142139), (15, 1380713), (23, 900465), (69, 300155), (115, 180093), (173, 119715), (345, 60031), (347, 59685), (519, 39905), (865, 23943), (1041, 19895), (1735, 11937), (2595, 7981), (3979, 5205)]