72637916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{20849}}^1$

素因数の和:20933

約数の個数: 24

約数和(自身を含む): 138944400

約数和(自身を除く): 66306484

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 20849, 41698, 83396, 271037, 542074, 1084148, 1396883, 2793766, 5587532, 18159479, 36318958, 72637916]

約数ペア:

[(1, 72637916), (2, 36318958), (4, 18159479), (13, 5587532), (26, 2793766), (52, 1396883), (67, 1084148), (134, 542074), (268, 271037), (871, 83396), (1742, 41698), (3484, 20849)]