19866864

素因数分解:

$2^4\times 3^1\times {\mathrm{127}}^1\times {\mathrm{3259}}^1$

素因数の和:3397

約数の個数: 40

約数和(自身を含む): 51742720

約数和(自身を除く): 31875856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 127, 254, 381, 508, 762, 1016, 1524, 2032, 3048, 3259, 6096, 6518, 9777, 13036, 19554, 26072, 39108, 52144, 78216, 156432, 413893, 827786, 1241679, 1655572, 2483358, 3311144, 4966716, 6622288, 9933432, 19866864]

約数ペア:

[(1, 19866864), (2, 9933432), (3, 6622288), (4, 4966716), (6, 3311144), (8, 2483358), (12, 1655572), (16, 1241679), (24, 827786), (48, 413893), (127, 156432), (254, 78216), (381, 52144), (508, 39108), (762, 26072), (1016, 19554), (1524, 13036), (2032, 9777), (3048, 6518), (3259, 6096)]