67685648

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{136463}}^1$

素因数の和:136502

約数の個数: 20

約数和(自身を含む): 135372288

約数和(自身を除く): 67686640

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 136463, 272926, 545852, 1091704, 2183408, 4230353, 8460706, 16921412, 33842824, 67685648]

約数ペア:

[(1, 67685648), (2, 33842824), (4, 16921412), (8, 8460706), (16, 4230353), (31, 2183408), (62, 1091704), (124, 545852), (248, 272926), (496, 136463)]