18269220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17911}}^1$

素因数の和:17940

約数の個数: 48

約数和(自身を含む): 54165888

約数和(自身を除く): 35896668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 17911, 35822, 53733, 71644, 89555, 107466, 179110, 214932, 268665, 304487, 358220, 537330, 608974, 913461, 1074660, 1217948, 1522435, 1826922, 3044870, 3653844, 4567305, 6089740, 9134610, 18269220]

約数ペア:

[(1, 18269220), (2, 9134610), (3, 6089740), (4, 4567305), (5, 3653844), (6, 3044870), (10, 1826922), (12, 1522435), (15, 1217948), (17, 1074660), (20, 913461), (30, 608974), (34, 537330), (51, 358220), (60, 304487), (68, 268665), (85, 214932), (102, 179110), (170, 107466), (204, 89555), (255, 71644), (340, 53733), (510, 35822), (1020, 17911)]