18531136

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{22273}}^1$

素因数の和:22298

約数の個数: 28

約数和(自身を含む): 39603172

約数和(自身を除く): 21072036

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 22273, 44546, 89092, 178184, 289549, 356368, 579098, 712736, 1158196, 1425472, 2316392, 4632784, 9265568, 18531136]

約数ペア:

[(1, 18531136), (2, 9265568), (4, 4632784), (8, 2316392), (13, 1425472), (16, 1158196), (26, 712736), (32, 579098), (52, 356368), (64, 289549), (104, 178184), (208, 89092), (416, 44546), (832, 22273)]