19294395

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 31993920

約数和(自身を除く): 12699525

約数列:

[1, 3, 5, 15, 41, 123, 137, 205, 229, 411, 615, 685, 687, 1145, 2055, 3435, 5617, 9389, 16851, 28085, 28167, 31373, 46945, 84255, 94119, 140835, 156865, 470595, 1286293, 3858879, 6431465, 19294395]

約数ペア:

[(1, 19294395), (3, 6431465), (5, 3858879), (15, 1286293), (41, 470595), (123, 156865), (137, 140835), (205, 94119), (229, 84255), (411, 46945), (615, 31373), (685, 28167), (687, 28085), (1145, 16851), (2055, 9389), (3435, 5617)]