20174808892

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1\times {\mathrm{1021}}^1$

素因数の和:1619

約数の個数: 96

約数和(自身を含む): 42921252864

約数和(自身を除く): 22746443972

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 61, 92, 122, 161, 244, 322, 427, 503, 644, 854, 1006, 1021, 1403, 1708, 2012, 2042, 2806, 3521, 4084, 5612, 7042, 7147, 9821, 11569, 14084, 14294, 19642, 23138, 23483, 28588, 30683, 39284, 46276, 46966, 61366, 62281, 80983, 93932, 122732, 124562, 161966, 164381, 214781, 249124, 323932, 328762, 429562, 435967, 513563, 657524, 705709, 859124, 871934, 1027126, 1411418, 1432463, 1743868, 2054252, 2822836, 2864926, 3594941, 4939963, 5729852, 7189882, 9879926, 10027241, 11811949, 14379764, 19759852, 20054482, 23623898, 31327343, 40108964, 47247796, 62654686, 82683643, 125309372, 165367286, 219291401, 330734572, 438582802, 720528889, 877165604, 1441057778, 2882115556, 5043702223, 10087404446, 20174808892]

約数ペア:

[(1, 20174808892), (2, 10087404446), (4, 5043702223), (7, 2882115556), (14, 1441057778), (23, 877165604), (28, 720528889), (46, 438582802), (61, 330734572), (92, 219291401), (122, 165367286), (161, 125309372), (244, 82683643), (322, 62654686), (427, 47247796), (503, 40108964), (644, 31327343), (854, 23623898), (1006, 20054482), (1021, 19759852), (1403, 14379764), (1708, 11811949), (2012, 10027241), (2042, 9879926), (2806, 7189882), (3521, 5729852), (4084, 4939963), (5612, 3594941), (7042, 2864926), (7147, 2822836), (9821, 2054252), (11569, 1743868), (14084, 1432463), (14294, 1411418), (19642, 1027126), (23138, 871934), (23483, 859124), (28588, 705709), (30683, 657524), (39284, 513563), (46276, 435967), (46966, 429562), (61366, 328762), (62281, 323932), (80983, 249124), (93932, 214781), (122732, 164381), (124562, 161966)]