19125426

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 39133440

約数和(自身を除く): 20008014

約数列:

[1, 2, 3, 6, 79, 157, 158, 237, 257, 314, 471, 474, 514, 771, 942, 1542, 12403, 20303, 24806, 37209, 40349, 40606, 60909, 74418, 80698, 121047, 121818, 242094, 3187571, 6375142, 9562713, 19125426]

約数ペア:

[(1, 19125426), (2, 9562713), (3, 6375142), (6, 3187571), (79, 242094), (157, 121818), (158, 121047), (237, 80698), (257, 74418), (314, 60909), (471, 40606), (474, 40349), (514, 37209), (771, 24806), (942, 20303), (1542, 12403)]