19784592

素因数分解:

$2^4\times 3^2\times {\mathrm{137393}}^1$

素因数の和:137407

約数の個数: 30

約数和(自身を含む): 55369782

約数和(自身を除く): 35585190

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 137393, 274786, 412179, 549572, 824358, 1099144, 1236537, 1648716, 2198288, 2473074, 3297432, 4946148, 6594864, 9892296, 19784592]

約数ペア:

[(1, 19784592), (2, 9892296), (3, 6594864), (4, 4946148), (6, 3297432), (8, 2473074), (9, 2198288), (12, 1648716), (16, 1236537), (18, 1099144), (24, 824358), (36, 549572), (48, 412179), (72, 274786), (144, 137393)]