67327184

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{221471}}^1$

素因数の和:221498

約数の個数: 20

約数和(自身を含む): 137312640

約数和(自身を除く): 69985456

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 221471, 442942, 885884, 1771768, 3543536, 4207949, 8415898, 16831796, 33663592, 67327184]

約数ペア:

[(1, 67327184), (2, 33663592), (4, 16831796), (8, 8415898), (16, 4207949), (19, 3543536), (38, 1771768), (76, 885884), (152, 442942), (304, 221471)]