20161324183

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4457}}^1\times {\mathrm{4519}}^1$

素因数の和:9007

約数の個数: 32

約数和(自身を含む): 27081815040

約数和(自身を除く): 6920490857

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 4457, 4519, 31199, 31633, 49027, 49709, 57941, 58747, 343189, 347963, 405587, 411229, 637351, 646217, 4461457, 4523519, 20141183, 140988281, 221553013, 261835379, 1550871091, 1832847653, 2880189169, 20161324183]

約数ペア:

[(1, 20161324183), (7, 2880189169), (11, 1832847653), (13, 1550871091), (77, 261835379), (91, 221553013), (143, 140988281), (1001, 20141183), (4457, 4523519), (4519, 4461457), (31199, 646217), (31633, 637351), (49027, 411229), (49709, 405587), (57941, 347963), (58747, 343189)]