18718820784

素因数分解:

$2^4\times 3^2\times {\mathrm{129991811}}^1$

素因数の和:129991825

約数の個数: 30

約数和(自身を含む): 52386700236

約数和(自身を除く): 33667879452

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 129991811, 259983622, 389975433, 519967244, 779950866, 1039934488, 1169926299, 1559901732, 2079868976, 2339852598, 3119803464, 4679705196, 6239606928, 9359410392, 18718820784]

約数ペア:

[(1, 18718820784), (2, 9359410392), (3, 6239606928), (4, 4679705196), (6, 3119803464), (8, 2339852598), (9, 2079868976), (12, 1559901732), (16, 1169926299), (18, 1039934488), (24, 779950866), (36, 519967244), (48, 389975433), (72, 259983622), (144, 129991811)]