19268678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{757}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 34382880

約数和(自身を除く): 15114202

約数列:

[1, 2, 11, 13, 22, 26, 89, 143, 178, 286, 757, 979, 1157, 1514, 1958, 2314, 8327, 9841, 12727, 16654, 19682, 25454, 67373, 108251, 134746, 216502, 741103, 875849, 1482206, 1751698, 9634339, 19268678]

約数ペア:

[(1, 19268678), (2, 9634339), (11, 1751698), (13, 1482206), (22, 875849), (26, 741103), (89, 216502), (143, 134746), (178, 108251), (286, 67373), (757, 25454), (979, 19682), (1157, 16654), (1514, 12727), (1958, 9841), (2314, 8327)]