19309376985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{358877}}^1$

素因数の和:359113

約数の個数: 32

約数和(自身を含む): 32867482752

約数和(自身を除く): 13558105767

約数列:

[1, 3, 5, 15, 17, 51, 85, 211, 255, 633, 1055, 3165, 3587, 10761, 17935, 53805, 358877, 1076631, 1794385, 5383155, 6100909, 18302727, 30504545, 75723047, 91513635, 227169141, 378615235, 1135845705, 1287291799, 3861875397, 6436458995, 19309376985]

約数ペア:

[(1, 19309376985), (3, 6436458995), (5, 3861875397), (15, 1287291799), (17, 1135845705), (51, 378615235), (85, 227169141), (211, 91513635), (255, 75723047), (633, 30504545), (1055, 18302727), (3165, 6100909), (3587, 5383155), (10761, 1794385), (17935, 1076631), (53805, 358877)]