19705708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{14447}}^1$

素因数の和:14493

約数の個数: 24

約数和(自身を含む): 38836224

約数和(自身を除く): 19130516

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 14447, 28894, 57788, 158917, 317834, 447857, 635668, 895714, 1791428, 4926427, 9852854, 19705708]

約数ペア:

[(1, 19705708), (2, 9852854), (4, 4926427), (11, 1791428), (22, 895714), (31, 635668), (44, 447857), (62, 317834), (124, 158917), (341, 57788), (682, 28894), (1364, 14447)]