1980956

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 3640896

約数和(自身を除く): 1659940

約数列:

[1, 2, 4, 41, 47, 82, 94, 164, 188, 257, 514, 1028, 1927, 3854, 7708, 10537, 12079, 21074, 24158, 42148, 48316, 495239, 990478, 1980956]

約数ペア:

[(1, 1980956), (2, 990478), (4, 495239), (41, 48316), (47, 42148), (82, 24158), (94, 21074), (164, 12079), (188, 10537), (257, 7708), (514, 3854), (1028, 1927)]