19059205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 26085888

約数和(自身を除く): 7026683

約数列:

[1, 5, 11, 47, 55, 73, 101, 235, 365, 505, 517, 803, 1111, 2585, 3431, 4015, 4747, 5555, 7373, 17155, 23735, 36865, 37741, 52217, 81103, 188705, 261085, 346531, 405515, 1732655, 3811841, 19059205]

約数ペア:

[(1, 19059205), (5, 3811841), (11, 1732655), (47, 405515), (55, 346531), (73, 261085), (101, 188705), (235, 81103), (365, 52217), (505, 37741), (517, 36865), (803, 23735), (1111, 17155), (2585, 7373), (3431, 5555), (4015, 4747)]