22720016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{773}}^1$

素因数の和:959

約数の個数: 40

約数和(自身を含む): 48371904

約数和(自身を除く): 25651888

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 167, 176, 334, 668, 773, 1336, 1546, 1837, 2672, 3092, 3674, 6184, 7348, 8503, 12368, 14696, 17006, 29392, 34012, 68024, 129091, 136048, 258182, 516364, 1032728, 1420001, 2065456, 2840002, 5680004, 11360008, 22720016]

約数ペア:

[(1, 22720016), (2, 11360008), (4, 5680004), (8, 2840002), (11, 2065456), (16, 1420001), (22, 1032728), (44, 516364), (88, 258182), (167, 136048), (176, 129091), (334, 68024), (668, 34012), (773, 29392), (1336, 17006), (1546, 14696), (1837, 12368), (2672, 8503), (3092, 7348), (3674, 6184)]