19138064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{108739}}^1$

素因数の和:108758

約数の個数: 20

約数和(自身を含む): 40451280

約数和(自身を除く): 21313216

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 108739, 217478, 434956, 869912, 1196129, 1739824, 2392258, 4784516, 9569032, 19138064]

約数ペア:

[(1, 19138064), (2, 9569032), (4, 4784516), (8, 2392258), (11, 1739824), (16, 1196129), (22, 869912), (44, 434956), (88, 217478), (176, 108739)]