18886830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1277}}^1$

素因数の和:1333

約数の個数: 64

約数和(自身を含む): 49688640

約数和(自身を除く): 30801810

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 51, 58, 85, 87, 102, 145, 170, 174, 255, 290, 435, 493, 510, 870, 986, 1277, 1479, 2465, 2554, 2958, 3831, 4930, 6385, 7395, 7662, 12770, 14790, 19155, 21709, 37033, 38310, 43418, 65127, 74066, 108545, 111099, 130254, 185165, 217090, 222198, 325635, 370330, 555495, 629561, 651270, 1110990, 1259122, 1888683, 3147805, 3777366, 6295610, 9443415, 18886830]

約数ペア:

[(1, 18886830), (2, 9443415), (3, 6295610), (5, 3777366), (6, 3147805), (10, 1888683), (15, 1259122), (17, 1110990), (29, 651270), (30, 629561), (34, 555495), (51, 370330), (58, 325635), (85, 222198), (87, 217090), (102, 185165), (145, 130254), (170, 111099), (174, 108545), (255, 74066), (290, 65127), (435, 43418), (493, 38310), (510, 37033), (870, 21709), (986, 19155), (1277, 14790), (1479, 12770), (2465, 7662), (2554, 7395), (2958, 6385), (3831, 4930)]