18687330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2333}}^1$

素因数の和:2435

約数の個数: 48

約数和(自身を含む): 49154040

約数和(自身を除く): 30466710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2333, 2670, 4005, 4666, 6999, 8010, 11665, 13998, 20997, 23330, 34995, 41994, 69990, 104985, 207637, 209970, 415274, 622911, 1038185, 1245822, 1868733, 2076370, 3114555, 3737466, 6229110, 9343665, 18687330]

約数ペア:

[(1, 18687330), (2, 9343665), (3, 6229110), (5, 3737466), (6, 3114555), (9, 2076370), (10, 1868733), (15, 1245822), (18, 1038185), (30, 622911), (45, 415274), (89, 209970), (90, 207637), (178, 104985), (267, 69990), (445, 41994), (534, 34995), (801, 23330), (890, 20997), (1335, 13998), (1602, 11665), (2333, 8010), (2670, 6999), (4005, 4666)]