86824972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{20117}}^1$

素因数の和:20217

約数の個数: 24

約数和(自身を含む): 165611376

約数和(自身を除く): 78786404

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 20117, 40234, 80468, 261521, 523042, 1046084, 1669711, 3339422, 6678844, 21706243, 43412486, 86824972]

約数ペア:

[(1, 86824972), (2, 43412486), (4, 21706243), (13, 6678844), (26, 3339422), (52, 1669711), (83, 1046084), (166, 523042), (332, 261521), (1079, 80468), (2158, 40234), (4316, 20117)]