20248395

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3089}}^1$

素因数の和:3139

約数の個数: 32

約数和(自身を含む): 35596800

約数和(自身を除く): 15348405

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 3089, 6555, 9267, 15445, 46335, 58691, 71047, 176073, 213141, 293455, 355235, 880365, 1065705, 1349893, 4049679, 6749465, 20248395]

約数ペア:

[(1, 20248395), (3, 6749465), (5, 4049679), (15, 1349893), (19, 1065705), (23, 880365), (57, 355235), (69, 293455), (95, 213141), (115, 176073), (285, 71047), (345, 58691), (437, 46335), (1311, 15445), (2185, 9267), (3089, 6555)]