18985939786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1\times {\mathrm{38851}}^1$

素因数の和:39190

約数の個数: 32

約数和(自身を含む): 31526066880

約数和(自身を除く): 12540127094

約数列:

[1, 2, 11, 22, 97, 194, 229, 458, 1067, 2134, 2519, 5038, 22213, 38851, 44426, 77702, 244343, 427361, 488686, 854722, 3768547, 7537094, 8896879, 17793758, 41454017, 82908034, 97865669, 195731338, 862997263, 1725994526, 9492969893, 18985939786]

約数ペア:

[(1, 18985939786), (2, 9492969893), (11, 1725994526), (22, 862997263), (97, 195731338), (194, 97865669), (229, 82908034), (458, 41454017), (1067, 17793758), (2134, 8896879), (2519, 7537094), (5038, 3768547), (22213, 854722), (38851, 488686), (44426, 427361), (77702, 244343)]