20615677588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{877}}^1\times {\mathrm{4993}}^1$

素因数の和:5992

約数の個数: 48

約数和(自身を含む): 39778288704

約数和(自身を除く): 19162611116

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 877, 1177, 1754, 2354, 3508, 4708, 4993, 9647, 9986, 19294, 19972, 38588, 54923, 93839, 109846, 187678, 219692, 375356, 534251, 1032229, 1068502, 2064458, 2137004, 4128916, 4378861, 5876761, 8757722, 11753522, 17515444, 23507044, 48167471, 96334942, 192669884, 468538127, 937076254, 1874152508, 5153919397, 10307838794, 20615677588]

約数ペア:

[(1, 20615677588), (2, 10307838794), (4, 5153919397), (11, 1874152508), (22, 937076254), (44, 468538127), (107, 192669884), (214, 96334942), (428, 48167471), (877, 23507044), (1177, 17515444), (1754, 11753522), (2354, 8757722), (3508, 5876761), (4708, 4378861), (4993, 4128916), (9647, 2137004), (9986, 2064458), (19294, 1068502), (19972, 1032229), (38588, 534251), (54923, 375356), (93839, 219692), (109846, 187678)]