15970768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{881}}^1$

素因数の和:1003

約数の個数: 40

約数和(自身を含む): 34122816

約数和(自身を除く): 18152048

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 103, 176, 206, 412, 824, 881, 1133, 1648, 1762, 2266, 3524, 4532, 7048, 9064, 9691, 14096, 18128, 19382, 38764, 77528, 90743, 155056, 181486, 362972, 725944, 998173, 1451888, 1996346, 3992692, 7985384, 15970768]

約数ペア:

[(1, 15970768), (2, 7985384), (4, 3992692), (8, 1996346), (11, 1451888), (16, 998173), (22, 725944), (44, 362972), (88, 181486), (103, 155056), (176, 90743), (206, 77528), (412, 38764), (824, 19382), (881, 18128), (1133, 14096), (1648, 9691), (1762, 9064), (2266, 7048), (3524, 4532)]