20163871419

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1\times {\mathrm{4999}}^1$

素因数の和:5755

約数の個数: 32

約数和(自身を含む): 28252800000

約数和(自身を除く): 8088928581

約数列:

[1, 3, 29, 71, 87, 213, 653, 1959, 2059, 4999, 6177, 14997, 18937, 46363, 56811, 139089, 144971, 354929, 434913, 1064787, 1344527, 3264347, 4033581, 9793041, 10292941, 30878823, 94666063, 231768637, 283998189, 695305911, 6721290473, 20163871419]

約数ペア:

[(1, 20163871419), (3, 6721290473), (29, 695305911), (71, 283998189), (87, 231768637), (213, 94666063), (653, 30878823), (1959, 10292941), (2059, 9793041), (4999, 4033581), (6177, 3264347), (14997, 1344527), (18937, 1064787), (46363, 434913), (56811, 354929), (139089, 144971)]