129642736

素因数分解:

$2^4\times {\mathrm{631}}^1\times {\mathrm{12841}}^1$

素因数の和:13480

約数の個数: 20

約数和(自身を含む): 251600464

約数和(自身を除く): 121957728

約数列:

[1, 2, 4, 8, 16, 631, 1262, 2524, 5048, 10096, 12841, 25682, 51364, 102728, 205456, 8102671, 16205342, 32410684, 64821368, 129642736]

約数ペア:

[(1, 129642736), (2, 64821368), (4, 32410684), (8, 16205342), (16, 8102671), (631, 205456), (1262, 102728), (2524, 51364), (5048, 25682), (10096, 12841)]