20921995502

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1069}}^1\times {\mathrm{515041}}^1$

素因数の和:516131

約数の個数: 16

約数和(自身を含む): 33065696400

約数和(自身を除く): 12143700898

約数列:

[1, 2, 19, 38, 1069, 2138, 20311, 40622, 515041, 1030082, 9785779, 19571558, 550578829, 1101157658, 10460997751, 20921995502]

約数ペア:

[(1, 20921995502), (2, 10460997751), (19, 1101157658), (38, 550578829), (1069, 19571558), (2138, 9785779), (20311, 1030082), (40622, 515041)]