19428219

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1423}}^1$

素因数の和:1507

約数の個数: 24

約数和(自身を含む): 29545152

約数和(自身を除く): 10116933

約数列:

[1, 3, 9, 37, 41, 111, 123, 333, 369, 1423, 1517, 4269, 4551, 12807, 13653, 52651, 58343, 157953, 175029, 473859, 525087, 2158691, 6476073, 19428219]

約数ペア:

[(1, 19428219), (3, 6476073), (9, 2158691), (37, 525087), (41, 473859), (111, 175029), (123, 157953), (333, 58343), (369, 52651), (1423, 13653), (1517, 12807), (4269, 4551)]