19021228

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{727}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 34571264

約数和(自身を除く): 15550036

約数列:

[1, 2, 4, 31, 62, 124, 211, 422, 727, 844, 1454, 2908, 6541, 13082, 22537, 26164, 45074, 90148, 153397, 306794, 613588, 4755307, 9510614, 19021228]

約数ペア:

[(1, 19021228), (2, 9510614), (4, 4755307), (31, 613588), (62, 306794), (124, 153397), (211, 90148), (422, 45074), (727, 26164), (844, 22537), (1454, 13082), (2908, 6541)]