18849064

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9539}}^1$

素因数の和:9577

約数の個数: 32

約数和(自身を含む): 40068000

約数和(自身を除く): 21218936

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 9539, 19078, 38156, 76312, 124007, 181241, 248014, 362482, 496028, 724964, 992056, 1449928, 2356133, 4712266, 9424532, 18849064]

約数ペア:

[(1, 18849064), (2, 9424532), (4, 4712266), (8, 2356133), (13, 1449928), (19, 992056), (26, 724964), (38, 496028), (52, 362482), (76, 248014), (104, 181241), (152, 124007), (247, 76312), (494, 38156), (988, 19078), (1976, 9539)]