18109966435

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{41257}}^1$

素因数の和:41643

約数の個数: 32

約数和(自身を含む): 24810250752

約数和(自身を除く): 6700284317

約数列:

[1, 5, 11, 23, 55, 115, 253, 347, 1265, 1735, 3817, 7981, 19085, 39905, 41257, 87791, 206285, 438955, 453827, 948911, 2269135, 4744555, 10438021, 14316179, 52190105, 71580895, 157477969, 329272117, 787389845, 1646360585, 3621993287, 18109966435]

約数ペア:

[(1, 18109966435), (5, 3621993287), (11, 1646360585), (23, 787389845), (55, 329272117), (115, 157477969), (253, 71580895), (347, 52190105), (1265, 14316179), (1735, 10438021), (3817, 4744555), (7981, 2269135), (19085, 948911), (39905, 453827), (41257, 438955), (87791, 206285)]