20127388

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{853}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 37446192

約数和(自身を除く): 17318804

約数列:

[1, 2, 4, 17, 34, 68, 347, 694, 853, 1388, 1706, 3412, 5899, 11798, 14501, 23596, 29002, 58004, 295991, 591982, 1183964, 5031847, 10063694, 20127388]

約数ペア:

[(1, 20127388), (2, 10063694), (4, 5031847), (17, 1183964), (34, 591982), (68, 295991), (347, 58004), (694, 29002), (853, 23596), (1388, 14501), (1706, 11798), (3412, 5899)]