20256852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1993}}^1$

素因数の和:2029

約数の個数: 72

約数和(自身を含む): 59405248

約数和(自身を除く): 39148396

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 462, 484, 726, 847, 924, 1452, 1694, 1993, 2541, 3388, 3986, 5082, 5979, 7972, 10164, 11958, 13951, 21923, 23916, 27902, 41853, 43846, 55804, 65769, 83706, 87692, 131538, 153461, 167412, 241153, 263076, 306922, 460383, 482306, 613844, 723459, 920766, 964612, 1446918, 1688071, 1841532, 2893836, 3376142, 5064213, 6752284, 10128426, 20256852]

約数ペア:

[(1, 20256852), (2, 10128426), (3, 6752284), (4, 5064213), (6, 3376142), (7, 2893836), (11, 1841532), (12, 1688071), (14, 1446918), (21, 964612), (22, 920766), (28, 723459), (33, 613844), (42, 482306), (44, 460383), (66, 306922), (77, 263076), (84, 241153), (121, 167412), (132, 153461), (154, 131538), (231, 87692), (242, 83706), (308, 65769), (363, 55804), (462, 43846), (484, 41853), (726, 27902), (847, 23916), (924, 21923), (1452, 13951), (1694, 11958), (1993, 10164), (2541, 7972), (3388, 5979), (3986, 5082)]