12903890

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{21871}}^1$

素因数の和:21937

約数の個数: 16

約数和(自身を含む): 23621760

約数和(自身を除く): 10717870

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 21871, 43742, 109355, 218710, 1290389, 2580778, 6451945, 12903890]

約数ペア:

[(1, 12903890), (2, 6451945), (5, 2580778), (10, 1290389), (59, 218710), (118, 109355), (295, 43742), (590, 21871)]