1996456488

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{21401}}^1$

素因数の和:21459

約数の個数: 96

約数和(自身を含む): 5639855040

約数和(自身を除く): 3643398552

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 169, 184, 276, 299, 312, 338, 507, 552, 598, 676, 897, 1014, 1196, 1352, 1794, 2028, 2392, 3588, 3887, 4056, 7176, 7774, 11661, 15548, 21401, 23322, 31096, 42802, 46644, 64203, 85604, 93288, 128406, 171208, 256812, 278213, 492223, 513624, 556426, 834639, 984446, 1112852, 1476669, 1669278, 1968892, 2225704, 2953338, 3338556, 3616769, 3937784, 5906676, 6398899, 6677112, 7233538, 10850307, 11813352, 12797798, 14467076, 19196697, 21700614, 25595596, 28934152, 38393394, 43401228, 51191192, 76786788, 83185687, 86802456, 153573576, 166371374, 249557061, 332742748, 499114122, 665485496, 998228244, 1996456488]

約数ペア:

[(1, 1996456488), (2, 998228244), (3, 665485496), (4, 499114122), (6, 332742748), (8, 249557061), (12, 166371374), (13, 153573576), (23, 86802456), (24, 83185687), (26, 76786788), (39, 51191192), (46, 43401228), (52, 38393394), (69, 28934152), (78, 25595596), (92, 21700614), (104, 19196697), (138, 14467076), (156, 12797798), (169, 11813352), (184, 10850307), (276, 7233538), (299, 6677112), (312, 6398899), (338, 5906676), (507, 3937784), (552, 3616769), (598, 3338556), (676, 2953338), (897, 2225704), (1014, 1968892), (1196, 1669278), (1352, 1476669), (1794, 1112852), (2028, 984446), (2392, 834639), (3588, 556426), (3887, 513624), (4056, 492223), (7176, 278213), (7774, 256812), (11661, 171208), (15548, 128406), (21401, 93288), (23322, 85604), (31096, 64203), (42802, 46644)]