18934380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2843}}^1$

素因数の和:2895

約数の個数: 72

約数和(自身を含む): 59007312

約数和(自身を除く): 40072932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 2843, 3330, 5686, 6660, 8529, 11372, 14215, 17058, 25587, 28430, 34116, 42645, 51174, 56860, 85290, 102348, 105191, 127935, 170580, 210382, 255870, 315573, 420764, 511740, 525955, 631146, 946719, 1051910, 1262292, 1577865, 1893438, 2103820, 3155730, 3786876, 4733595, 6311460, 9467190, 18934380]

約数ペア:

[(1, 18934380), (2, 9467190), (3, 6311460), (4, 4733595), (5, 3786876), (6, 3155730), (9, 2103820), (10, 1893438), (12, 1577865), (15, 1262292), (18, 1051910), (20, 946719), (30, 631146), (36, 525955), (37, 511740), (45, 420764), (60, 315573), (74, 255870), (90, 210382), (111, 170580), (148, 127935), (180, 105191), (185, 102348), (222, 85290), (333, 56860), (370, 51174), (444, 42645), (555, 34116), (666, 28430), (740, 25587), (1110, 17058), (1332, 14215), (1665, 11372), (2220, 8529), (2843, 6660), (3330, 5686)]