20130469904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66218651}}^1$

素因数の和:66218678

約数の個数: 20

約数和(自身を含む): 41055564240

約数和(自身を除く): 20925094336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66218651, 132437302, 264874604, 529749208, 1059498416, 1258154369, 2516308738, 5032617476, 10065234952, 20130469904]

約数ペア:

[(1, 20130469904), (2, 10065234952), (4, 5032617476), (8, 2516308738), (16, 1258154369), (19, 1059498416), (38, 529749208), (76, 264874604), (152, 132437302), (304, 66218651)]