20637444

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1980

約数の個数: 48

約数和(自身を含む): 51448320

約数和(自身を除く): 30810876

約数列:

[1, 2, 3, 4, 6, 12, 29, 31, 58, 62, 87, 93, 116, 124, 174, 186, 348, 372, 899, 1798, 1913, 2697, 3596, 3826, 5394, 5739, 7652, 10788, 11478, 22956, 55477, 59303, 110954, 118606, 166431, 177909, 221908, 237212, 332862, 355818, 665724, 711636, 1719787, 3439574, 5159361, 6879148, 10318722, 20637444]

約数ペア:

[(1, 20637444), (2, 10318722), (3, 6879148), (4, 5159361), (6, 3439574), (12, 1719787), (29, 711636), (31, 665724), (58, 355818), (62, 332862), (87, 237212), (93, 221908), (116, 177909), (124, 166431), (174, 118606), (186, 110954), (348, 59303), (372, 55477), (899, 22956), (1798, 11478), (1913, 10788), (2697, 7652), (3596, 5739), (3826, 5394)]