19974744

素因数分解:

$2^3\times 3^2\times {\mathrm{277427}}^1$

素因数の和:277439

約数の個数: 24

約数和(自身を含む): 54098460

約数和(自身を除く): 34123716

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 277427, 554854, 832281, 1109708, 1664562, 2219416, 2496843, 3329124, 4993686, 6658248, 9987372, 19974744]

約数ペア:

[(1, 19974744), (2, 9987372), (3, 6658248), (4, 4993686), (6, 3329124), (8, 2496843), (9, 2219416), (12, 1664562), (18, 1109708), (24, 832281), (36, 554854), (72, 277427)]