61899568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{203617}}^1$

素因数の和:203644

約数の個数: 20

約数和(自身を含む): 126243160

約数和(自身を除く): 64343592

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 203617, 407234, 814468, 1628936, 3257872, 3868723, 7737446, 15474892, 30949784, 61899568]

約数ペア:

[(1, 61899568), (2, 30949784), (4, 15474892), (8, 7737446), (16, 3868723), (19, 3257872), (38, 1628936), (76, 814468), (152, 407234), (304, 203617)]