18581808

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1907}}^1$

素因数の和:1954

約数の個数: 80

約数和(自身を含む): 56782080

約数和(自身を除く): 38200272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 56, 58, 84, 87, 112, 116, 168, 174, 203, 232, 336, 348, 406, 464, 609, 696, 812, 1218, 1392, 1624, 1907, 2436, 3248, 3814, 4872, 5721, 7628, 9744, 11442, 13349, 15256, 22884, 26698, 30512, 40047, 45768, 53396, 55303, 80094, 91536, 106792, 110606, 160188, 165909, 213584, 221212, 320376, 331818, 387121, 442424, 640752, 663636, 774242, 884848, 1161363, 1327272, 1548484, 2322726, 2654544, 3096968, 4645452, 6193936, 9290904, 18581808]

約数ペア:

[(1, 18581808), (2, 9290904), (3, 6193936), (4, 4645452), (6, 3096968), (7, 2654544), (8, 2322726), (12, 1548484), (14, 1327272), (16, 1161363), (21, 884848), (24, 774242), (28, 663636), (29, 640752), (42, 442424), (48, 387121), (56, 331818), (58, 320376), (84, 221212), (87, 213584), (112, 165909), (116, 160188), (168, 110606), (174, 106792), (203, 91536), (232, 80094), (336, 55303), (348, 53396), (406, 45768), (464, 40047), (609, 30512), (696, 26698), (812, 22884), (1218, 15256), (1392, 13349), (1624, 11442), (1907, 9744), (2436, 7628), (3248, 5721), (3814, 4872)]