18778869602

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{23189}}^1$

素因数の和:23522

約数の個数: 32

約数和(自身を含む): 30087633600

約数和(自身を除く): 11308763998

約数列:

[1, 2, 19, 38, 101, 202, 211, 422, 1919, 3838, 4009, 8018, 21311, 23189, 42622, 46378, 404909, 440591, 809818, 881182, 2342089, 4684178, 4892879, 9785758, 44499691, 88999382, 92964701, 185929402, 494180779, 988361558, 9389434801, 18778869602]

約数ペア:

[(1, 18778869602), (2, 9389434801), (19, 988361558), (38, 494180779), (101, 185929402), (202, 92964701), (211, 88999382), (422, 44499691), (1919, 9785758), (3838, 4892879), (4009, 4684178), (8018, 2342089), (21311, 881182), (23189, 809818), (42622, 440591), (46378, 404909)]