18836883328

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{7745429}}^1$

素因数の和:7745462

約数の個数: 32

約数和(自身を含む): 39501693000

約数和(自身を除く): 20664809672

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 7745429, 15490858, 30981716, 61963432, 123926864, 147163151, 247853728, 294326302, 495707456, 588652604, 991414912, 1177305208, 2354610416, 4709220832, 9418441664, 18836883328]

約数ペア:

[(1, 18836883328), (2, 9418441664), (4, 4709220832), (8, 2354610416), (16, 1177305208), (19, 991414912), (32, 588652604), (38, 495707456), (64, 294326302), (76, 247853728), (128, 147163151), (152, 123926864), (304, 61963432), (608, 30981716), (1216, 15490858), (2432, 7745429)]