20454828

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 49109760

約数和(自身を除く): 28654932

約数列:

[1, 2, 3, 4, 6, 12, 59, 118, 167, 173, 177, 236, 334, 346, 354, 501, 519, 668, 692, 708, 1002, 1038, 2004, 2076, 9853, 10207, 19706, 20414, 28891, 29559, 30621, 39412, 40828, 57782, 59118, 61242, 86673, 115564, 118236, 122484, 173346, 346692, 1704569, 3409138, 5113707, 6818276, 10227414, 20454828]

約数ペア:

[(1, 20454828), (2, 10227414), (3, 6818276), (4, 5113707), (6, 3409138), (12, 1704569), (59, 346692), (118, 173346), (167, 122484), (173, 118236), (177, 115564), (236, 86673), (334, 61242), (346, 59118), (354, 57782), (501, 40828), (519, 39412), (668, 30621), (692, 29559), (708, 28891), (1002, 20414), (1038, 19706), (2004, 10207), (2076, 9853)]