20358195

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9491}}^1$

素因数の和:9523

約数の個数: 32

約数和(自身を含む): 38271744

約数和(自身を除く): 17913549

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 9491, 28473, 47455, 104401, 123383, 142365, 313203, 370149, 522005, 616915, 1357213, 1566015, 1850745, 4071639, 6786065, 20358195]

約数ペア:

[(1, 20358195), (3, 6786065), (5, 4071639), (11, 1850745), (13, 1566015), (15, 1357213), (33, 616915), (39, 522005), (55, 370149), (65, 313203), (143, 142365), (165, 123383), (195, 104401), (429, 47455), (715, 28473), (2145, 9491)]