2218804

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{727}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 4484480

約数和(自身を除く): 2265676

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 727, 763, 1454, 1526, 2908, 3052, 5089, 10178, 20356, 79243, 158486, 316972, 554701, 1109402, 2218804]

約数ペア:

[(1, 2218804), (2, 1109402), (4, 554701), (7, 316972), (14, 158486), (28, 79243), (109, 20356), (218, 10178), (436, 5089), (727, 3052), (763, 2908), (1454, 1526)]