20700736

素因数分解:

$2^6\times 7^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:97

約数の個数: 112

約数和(自身を含む): 51206400

約数和(自身を除く): 30505664

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 41, 46, 49, 56, 64, 82, 92, 98, 112, 161, 164, 184, 196, 224, 287, 322, 328, 343, 368, 392, 448, 574, 644, 656, 686, 736, 784, 943, 1127, 1148, 1288, 1312, 1372, 1472, 1568, 1886, 2009, 2254, 2296, 2576, 2624, 2744, 3136, 3772, 4018, 4508, 4592, 5152, 5488, 6601, 7544, 7889, 8036, 9016, 9184, 10304, 10976, 13202, 14063, 15088, 15778, 16072, 18032, 18368, 21952, 26404, 28126, 30176, 31556, 32144, 36064, 46207, 52808, 56252, 60352, 63112, 64288, 72128, 92414, 105616, 112504, 126224, 128576, 184828, 211232, 225008, 252448, 323449, 369656, 422464, 450016, 504896, 646898, 739312, 900032, 1293796, 1478624, 2587592, 2957248, 5175184, 10350368, 20700736]

約数ペア:

[(1, 20700736), (2, 10350368), (4, 5175184), (7, 2957248), (8, 2587592), (14, 1478624), (16, 1293796), (23, 900032), (28, 739312), (32, 646898), (41, 504896), (46, 450016), (49, 422464), (56, 369656), (64, 323449), (82, 252448), (92, 225008), (98, 211232), (112, 184828), (161, 128576), (164, 126224), (184, 112504), (196, 105616), (224, 92414), (287, 72128), (322, 64288), (328, 63112), (343, 60352), (368, 56252), (392, 52808), (448, 46207), (574, 36064), (644, 32144), (656, 31556), (686, 30176), (736, 28126), (784, 26404), (943, 21952), (1127, 18368), (1148, 18032), (1288, 16072), (1312, 15778), (1372, 15088), (1472, 14063), (1568, 13202), (1886, 10976), (2009, 10304), (2254, 9184), (2296, 9016), (2576, 8036), (2624, 7889), (2744, 7544), (3136, 6601), (3772, 5488), (4018, 5152), (4508, 4592)]