19409155

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{587}}^1$

素因数の和:998

約数の個数: 16

約数和(自身を含む): 24766560

約数和(自身を除く): 5357405

約数列:

[1, 5, 17, 85, 389, 587, 1945, 2935, 6613, 9979, 33065, 49895, 228343, 1141715, 3881831, 19409155]

約数ペア:

[(1, 19409155), (5, 3881831), (17, 1141715), (85, 228343), (389, 49895), (587, 33065), (1945, 9979), (2935, 6613)]