20165674738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1\times {\mathrm{1187}}^1$

素因数の和:1735

約数の個数: 64

約数和(自身を含む): 35206617600

約数和(自身を除く): 15040942862

約数列:

[1, 2, 11, 19, 22, 38, 97, 194, 209, 418, 419, 838, 1067, 1187, 1843, 2134, 2374, 3686, 4609, 7961, 9218, 13057, 15922, 20273, 22553, 26114, 40546, 40643, 45106, 81286, 87571, 115139, 175142, 230278, 248083, 447073, 496166, 497353, 772217, 894146, 994706, 1266529, 1544434, 2187641, 2533058, 4375282, 5470883, 8494387, 9449707, 10941766, 16988774, 18899414, 24064051, 48128102, 48243241, 96486482, 103946777, 207893554, 530675651, 916621579, 1061351302, 1833243158, 10082837369, 20165674738]

約数ペア:

[(1, 20165674738), (2, 10082837369), (11, 1833243158), (19, 1061351302), (22, 916621579), (38, 530675651), (97, 207893554), (194, 103946777), (209, 96486482), (418, 48243241), (419, 48128102), (838, 24064051), (1067, 18899414), (1187, 16988774), (1843, 10941766), (2134, 9449707), (2374, 8494387), (3686, 5470883), (4609, 4375282), (7961, 2533058), (9218, 2187641), (13057, 1544434), (15922, 1266529), (20273, 994706), (22553, 894146), (26114, 772217), (40546, 497353), (40643, 496166), (45106, 447073), (81286, 248083), (87571, 230278), (115139, 175142)]