19812922

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 32904144

約数和(自身を除く): 13091222

約数列:

[1, 2, 17, 34, 41, 61, 82, 122, 233, 466, 697, 1037, 1394, 2074, 2501, 3961, 5002, 7922, 9553, 14213, 19106, 28426, 42517, 85034, 162401, 241621, 324802, 483242, 582733, 1165466, 9906461, 19812922]

約数ペア:

[(1, 19812922), (2, 9906461), (17, 1165466), (34, 582733), (41, 483242), (61, 324802), (82, 241621), (122, 162401), (233, 85034), (466, 42517), (697, 28426), (1037, 19106), (1394, 14213), (2074, 9553), (2501, 7922), (3961, 5002)]