31478896

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103549}}^1$

素因数の和:103576

約数の個数: 20

約数和(自身を含む): 64201000

約数和(自身を除く): 32722104

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 103549, 207098, 414196, 828392, 1656784, 1967431, 3934862, 7869724, 15739448, 31478896]

約数ペア:

[(1, 31478896), (2, 15739448), (4, 7869724), (8, 3934862), (16, 1967431), (19, 1656784), (38, 828392), (76, 414196), (152, 207098), (304, 103549)]