20168752554

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{3943}}^1$

素因数の和:4260

約数の個数: 96

約数和(自身を含む): 46513958400

約数和(自身を除く): 26345205846

約数列:

[1, 2, 3, 6, 9, 18, 29, 41, 58, 82, 87, 123, 174, 239, 246, 261, 369, 478, 522, 717, 738, 1189, 1434, 2151, 2378, 3567, 3943, 4302, 6931, 7134, 7886, 9799, 10701, 11829, 13862, 19598, 20793, 21402, 23658, 29397, 35487, 41586, 58794, 62379, 70974, 88191, 114347, 124758, 161663, 176382, 228694, 284171, 323326, 343041, 484989, 568342, 686082, 852513, 942377, 969978, 1029123, 1454967, 1705026, 1884754, 2058246, 2557539, 2827131, 2909934, 4688227, 5115078, 5654262, 8481393, 9376454, 14064681, 16962786, 27328933, 28129362, 38637457, 42194043, 54657866, 77274914, 81986799, 84388086, 115912371, 163973598, 231824742, 245960397, 347737113, 491920794, 695474226, 1120486253, 2240972506, 3361458759, 6722917518, 10084376277, 20168752554]

約数ペア:

[(1, 20168752554), (2, 10084376277), (3, 6722917518), (6, 3361458759), (9, 2240972506), (18, 1120486253), (29, 695474226), (41, 491920794), (58, 347737113), (82, 245960397), (87, 231824742), (123, 163973598), (174, 115912371), (239, 84388086), (246, 81986799), (261, 77274914), (369, 54657866), (478, 42194043), (522, 38637457), (717, 28129362), (738, 27328933), (1189, 16962786), (1434, 14064681), (2151, 9376454), (2378, 8481393), (3567, 5654262), (3943, 5115078), (4302, 4688227), (6931, 2909934), (7134, 2827131), (7886, 2557539), (9799, 2058246), (10701, 1884754), (11829, 1705026), (13862, 1454967), (19598, 1029123), (20793, 969978), (21402, 942377), (23658, 852513), (29397, 686082), (35487, 568342), (41586, 484989), (58794, 343041), (62379, 323326), (70974, 284171), (88191, 228694), (114347, 176382), (124758, 161663)]