20348021925

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1174489}}^1$

素因数の和:1174523

約数の個数: 72

約数和(自身を含む): 45438669120

約数和(自身を除く): 25090647195

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 55, 63, 75, 77, 99, 105, 165, 175, 225, 231, 275, 315, 385, 495, 525, 693, 825, 1155, 1575, 1925, 2475, 3465, 5775, 17325, 1174489, 3523467, 5872445, 8221423, 10570401, 12919379, 17617335, 24664269, 29362225, 38758137, 41107115, 52852005, 64596895, 73992807, 88086675, 90435653, 116274411, 123321345, 193790685, 205535575, 264260025, 271306959, 322984475, 369964035, 452178265, 581372055, 616606725, 813920877, 968953425, 1356534795, 1849820175, 2260891325, 2906860275, 4069604385, 6782673975, 20348021925]

約数ペア:

[(1, 20348021925), (3, 6782673975), (5, 4069604385), (7, 2906860275), (9, 2260891325), (11, 1849820175), (15, 1356534795), (21, 968953425), (25, 813920877), (33, 616606725), (35, 581372055), (45, 452178265), (55, 369964035), (63, 322984475), (75, 271306959), (77, 264260025), (99, 205535575), (105, 193790685), (165, 123321345), (175, 116274411), (225, 90435653), (231, 88086675), (275, 73992807), (315, 64596895), (385, 52852005), (495, 41107115), (525, 38758137), (693, 29362225), (825, 24664269), (1155, 17617335), (1575, 12919379), (1925, 10570401), (2475, 8221423), (3465, 5872445), (5775, 3523467), (17325, 1174489)]