19443213

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 30643200

約数和(自身を除く): 11199987

約数列:

[1, 3, 9, 19, 27, 57, 151, 171, 251, 453, 513, 753, 1359, 2259, 2869, 4077, 4769, 6777, 8607, 14307, 25821, 37901, 42921, 77463, 113703, 128763, 341109, 720119, 1023327, 2160357, 6481071, 19443213]

約数ペア:

[(1, 19443213), (3, 6481071), (9, 2160357), (19, 1023327), (27, 720119), (57, 341109), (151, 128763), (171, 113703), (251, 77463), (453, 42921), (513, 37901), (753, 25821), (1359, 14307), (2259, 8607), (2869, 6777), (4077, 4769)]