20129402883

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1237}}^1\times {\mathrm{4261}}^1$

素因数の和:5587

約数の個数: 32

約数和(自身を含む): 28703376640

約数和(自身を除く): 8573973757

約数列:

[1, 3, 19, 57, 67, 201, 1237, 1273, 3711, 3819, 4261, 12783, 23503, 70509, 80959, 82879, 242877, 248637, 285487, 856461, 1574701, 4724103, 5270857, 5424253, 15812571, 16272759, 100146283, 300438849, 353147419, 1059442257, 6709800961, 20129402883]

約数ペア:

[(1, 20129402883), (3, 6709800961), (19, 1059442257), (57, 353147419), (67, 300438849), (201, 100146283), (1237, 16272759), (1273, 15812571), (3711, 5424253), (3819, 5270857), (4261, 4724103), (12783, 1574701), (23503, 856461), (70509, 285487), (80959, 248637), (82879, 242877)]