15915224

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{769}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 32340000

約数和(自身を除く): 16424776

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 199, 398, 769, 796, 1538, 1592, 2587, 3076, 5174, 6152, 9997, 10348, 19994, 20696, 39988, 79976, 153031, 306062, 612124, 1224248, 1989403, 3978806, 7957612, 15915224]

約数ペア:

[(1, 15915224), (2, 7957612), (4, 3978806), (8, 1989403), (13, 1224248), (26, 612124), (52, 306062), (104, 153031), (199, 79976), (398, 39988), (769, 20696), (796, 19994), (1538, 10348), (1592, 9997), (2587, 6152), (3076, 5174)]