19885008

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2897}}^1$

素因数の和:2932

約数の個数: 80

約数和(自身を含む): 60371136

約数和(自身を除く): 40486128

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 88, 104, 132, 143, 156, 176, 208, 264, 286, 312, 429, 528, 572, 624, 858, 1144, 1716, 2288, 2897, 3432, 5794, 6864, 8691, 11588, 17382, 23176, 31867, 34764, 37661, 46352, 63734, 69528, 75322, 95601, 112983, 127468, 139056, 150644, 191202, 225966, 254936, 301288, 382404, 414271, 451932, 509872, 602576, 764808, 828542, 903864, 1242813, 1529616, 1657084, 1807728, 2485626, 3314168, 4971252, 6628336, 9942504, 19885008]

約数ペア:

[(1, 19885008), (2, 9942504), (3, 6628336), (4, 4971252), (6, 3314168), (8, 2485626), (11, 1807728), (12, 1657084), (13, 1529616), (16, 1242813), (22, 903864), (24, 828542), (26, 764808), (33, 602576), (39, 509872), (44, 451932), (48, 414271), (52, 382404), (66, 301288), (78, 254936), (88, 225966), (104, 191202), (132, 150644), (143, 139056), (156, 127468), (176, 112983), (208, 95601), (264, 75322), (286, 69528), (312, 63734), (429, 46352), (528, 37661), (572, 34764), (624, 31867), (858, 23176), (1144, 17382), (1716, 11588), (2288, 8691), (2897, 6864), (3432, 5794)]