20808515585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{91807}}^1$

素因数の和:92153

約数の個数: 32

約数和(自身を含む): 29428503552

約数和(自身を除く): 8619987967

約数列:

[1, 5, 11, 13, 55, 65, 143, 317, 715, 1585, 3487, 4121, 17435, 20605, 45331, 91807, 226655, 459035, 1009877, 1193491, 5049385, 5967455, 13128401, 29102819, 65642005, 145514095, 320131009, 378336647, 1600655045, 1891683235, 4161703117, 20808515585]

約数ペア:

[(1, 20808515585), (5, 4161703117), (11, 1891683235), (13, 1600655045), (55, 378336647), (65, 320131009), (143, 145514095), (317, 65642005), (715, 29102819), (1585, 13128401), (3487, 5967455), (4121, 5049385), (17435, 1193491), (20605, 1009877), (45331, 459035), (91807, 226655)]