12251618

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:350

約数の個数: 24

約数和(自身を含む): 19751040

約数和(自身を除く): 7499422

約数列:

[1, 2, 19, 38, 71, 142, 239, 361, 478, 722, 1349, 2698, 4541, 9082, 16969, 25631, 33938, 51262, 86279, 172558, 322411, 644822, 6125809, 12251618]

約数ペア:

[(1, 12251618), (2, 6125809), (19, 644822), (38, 322411), (71, 172558), (142, 86279), (239, 51262), (361, 33938), (478, 25631), (722, 16969), (1349, 9082), (2698, 4541)]