18121860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:962

約数の個数: 96

約数和(自身を含む): 57966720

約数和(自身を除く): 39844860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 907, 999, 1110, 1332, 1665, 1814, 1998, 2220, 2721, 3330, 3628, 3996, 4535, 4995, 5442, 6660, 8163, 9070, 9990, 10884, 13605, 16326, 18140, 19980, 24489, 27210, 32652, 33559, 40815, 48978, 54420, 67118, 81630, 97956, 100677, 122445, 134236, 163260, 167795, 201354, 244890, 302031, 335590, 402708, 489780, 503385, 604062, 671180, 906093, 1006770, 1208124, 1510155, 1812186, 2013540, 3020310, 3624372, 4530465, 6040620, 9060930, 18121860]

約数ペア:

[(1, 18121860), (2, 9060930), (3, 6040620), (4, 4530465), (5, 3624372), (6, 3020310), (9, 2013540), (10, 1812186), (12, 1510155), (15, 1208124), (18, 1006770), (20, 906093), (27, 671180), (30, 604062), (36, 503385), (37, 489780), (45, 402708), (54, 335590), (60, 302031), (74, 244890), (90, 201354), (108, 167795), (111, 163260), (135, 134236), (148, 122445), (180, 100677), (185, 97956), (222, 81630), (270, 67118), (333, 54420), (370, 48978), (444, 40815), (540, 33559), (555, 32652), (666, 27210), (740, 24489), (907, 19980), (999, 18140), (1110, 16326), (1332, 13605), (1665, 10884), (1814, 9990), (1998, 9070), (2220, 8163), (2721, 6660), (3330, 5442), (3628, 4995), (3996, 4535)]