20358888

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1151}}^1$

素因数の和:1238

約数の個数: 64

約数和(自身を含む): 56401920

約数和(自身を除く): 36043032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 67, 88, 132, 134, 201, 264, 268, 402, 536, 737, 804, 1151, 1474, 1608, 2211, 2302, 2948, 3453, 4422, 4604, 5896, 6906, 8844, 9208, 12661, 13812, 17688, 25322, 27624, 37983, 50644, 75966, 77117, 101288, 151932, 154234, 231351, 303864, 308468, 462702, 616936, 848287, 925404, 1696574, 1850808, 2544861, 3393148, 5089722, 6786296, 10179444, 20358888]

約数ペア:

[(1, 20358888), (2, 10179444), (3, 6786296), (4, 5089722), (6, 3393148), (8, 2544861), (11, 1850808), (12, 1696574), (22, 925404), (24, 848287), (33, 616936), (44, 462702), (66, 308468), (67, 303864), (88, 231351), (132, 154234), (134, 151932), (201, 101288), (264, 77117), (268, 75966), (402, 50644), (536, 37983), (737, 27624), (804, 25322), (1151, 17688), (1474, 13812), (1608, 12661), (2211, 9208), (2302, 8844), (2948, 6906), (3453, 5896), (4422, 4604)]