19358870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1153}}^1$

素因数の和:1256

約数の個数: 32

約数和(自身を含む): 36891072

約数和(自身を除く): 17532202

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1153, 1679, 2306, 3358, 5765, 8395, 11530, 16790, 26519, 53038, 84169, 132595, 168338, 265190, 420845, 841690, 1935887, 3871774, 9679435, 19358870]

約数ペア:

[(1, 19358870), (2, 9679435), (5, 3871774), (10, 1935887), (23, 841690), (46, 420845), (73, 265190), (115, 168338), (146, 132595), (230, 84169), (365, 53038), (730, 26519), (1153, 16790), (1679, 11530), (2306, 8395), (3358, 5765)]