20463966

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 46332000

約数和(自身を除く): 25868034

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 197, 199, 261, 394, 398, 522, 591, 597, 1182, 1194, 1773, 1791, 3546, 3582, 5713, 5771, 11426, 11542, 17139, 17313, 34278, 34626, 39203, 51417, 51939, 78406, 102834, 103878, 117609, 235218, 352827, 705654, 1136887, 2273774, 3410661, 6821322, 10231983, 20463966]

約数ペア:

[(1, 20463966), (2, 10231983), (3, 6821322), (6, 3410661), (9, 2273774), (18, 1136887), (29, 705654), (58, 352827), (87, 235218), (174, 117609), (197, 103878), (199, 102834), (261, 78406), (394, 51939), (398, 51417), (522, 39203), (591, 34626), (597, 34278), (1182, 17313), (1194, 17139), (1773, 11542), (1791, 11426), (3546, 5771), (3582, 5713)]