19888752

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31873}}^1$

素因数の和:31897

約数の個数: 40

約数和(自身を含む): 55333264

約数和(自身を除く): 35444512

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 31873, 63746, 95619, 127492, 191238, 254984, 382476, 414349, 509968, 764952, 828698, 1243047, 1529904, 1657396, 2486094, 3314792, 4972188, 6629584, 9944376, 19888752]

約数ペア:

[(1, 19888752), (2, 9944376), (3, 6629584), (4, 4972188), (6, 3314792), (8, 2486094), (12, 1657396), (13, 1529904), (16, 1243047), (24, 828698), (26, 764952), (39, 509968), (48, 414349), (52, 382476), (78, 254984), (104, 191238), (156, 127492), (208, 95619), (312, 63746), (624, 31873)]