13808972

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:246

約数の個数: 36

約数和(自身を含む): 26051256

約数和(自身を除く): 12242284

約数列:

[1, 2, 4, 19, 38, 73, 76, 131, 146, 262, 292, 361, 524, 722, 1387, 1444, 2489, 2774, 4978, 5548, 9563, 9956, 19126, 26353, 38252, 47291, 52706, 94582, 105412, 181697, 189164, 363394, 726788, 3452243, 6904486, 13808972]

約数ペア:

[(1, 13808972), (2, 6904486), (4, 3452243), (19, 726788), (38, 363394), (73, 189164), (76, 181697), (131, 105412), (146, 94582), (262, 52706), (292, 47291), (361, 38252), (524, 26353), (722, 19126), (1387, 9956), (1444, 9563), (2489, 5548), (2774, 4978)]