31117136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{102359}}^1$

素因数の和:102386

約数の個数: 20

約数和(自身を含む): 63463200

約数和(自身を除く): 32346064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 102359, 204718, 409436, 818872, 1637744, 1944821, 3889642, 7779284, 15558568, 31117136]

約数ペア:

[(1, 31117136), (2, 15558568), (4, 7779284), (8, 3889642), (16, 1944821), (19, 1637744), (38, 818872), (76, 409436), (152, 204718), (304, 102359)]