138277136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{454859}}^1$

素因数の和:454886

約数の個数: 20

約数和(自身を含む): 282013200

約数和(自身を除く): 143736064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 454859, 909718, 1819436, 3638872, 7277744, 8642321, 17284642, 34569284, 69138568, 138277136]

約数ペア:

[(1, 138277136), (2, 69138568), (4, 34569284), (8, 17284642), (16, 8642321), (19, 7277744), (38, 3638872), (76, 1819436), (152, 909718), (304, 454859)]