66445648

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{133963}}^1$

素因数の和:134002

約数の個数: 20

約数和(自身を含む): 132892288

約数和(自身を除く): 66446640

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 133963, 267926, 535852, 1071704, 2143408, 4152853, 8305706, 16611412, 33222824, 66445648]

約数ペア:

[(1, 66445648), (2, 33222824), (4, 16611412), (8, 8305706), (16, 4152853), (31, 2143408), (62, 1071704), (124, 535852), (248, 267926), (496, 133963)]