20098728

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 59459400

約数和(自身を除く): 39360672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 109, 117, 156, 197, 218, 234, 312, 327, 394, 436, 468, 591, 654, 788, 872, 936, 981, 1182, 1308, 1417, 1576, 1773, 1962, 2364, 2561, 2616, 2834, 3546, 3924, 4251, 4728, 5122, 5668, 7092, 7683, 7848, 8502, 10244, 11336, 12753, 14184, 15366, 17004, 20488, 21473, 23049, 25506, 30732, 34008, 42946, 46098, 51012, 61464, 64419, 85892, 92196, 102024, 128838, 171784, 184392, 193257, 257676, 279149, 386514, 515352, 558298, 773028, 837447, 1116596, 1546056, 1674894, 2233192, 2512341, 3349788, 5024682, 6699576, 10049364, 20098728]

約数ペア:

[(1, 20098728), (2, 10049364), (3, 6699576), (4, 5024682), (6, 3349788), (8, 2512341), (9, 2233192), (12, 1674894), (13, 1546056), (18, 1116596), (24, 837447), (26, 773028), (36, 558298), (39, 515352), (52, 386514), (72, 279149), (78, 257676), (104, 193257), (109, 184392), (117, 171784), (156, 128838), (197, 102024), (218, 92196), (234, 85892), (312, 64419), (327, 61464), (394, 51012), (436, 46098), (468, 42946), (591, 34008), (654, 30732), (788, 25506), (872, 23049), (936, 21473), (981, 20488), (1182, 17004), (1308, 15366), (1417, 14184), (1576, 12753), (1773, 11336), (1962, 10244), (2364, 8502), (2561, 7848), (2616, 7683), (2834, 7092), (3546, 5668), (3924, 5122), (4251, 4728)]