19917282

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2269}}^1$

素因数の和:2311

約数の個数: 64

約数和(自身を含む): 52300800

約数和(自身を除く): 32383518

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 57, 66, 77, 114, 133, 154, 209, 231, 266, 399, 418, 462, 627, 798, 1254, 1463, 2269, 2926, 4389, 4538, 6807, 8778, 13614, 15883, 24959, 31766, 43111, 47649, 49918, 74877, 86222, 95298, 129333, 149754, 174713, 258666, 301777, 349426, 474221, 524139, 603554, 905331, 948442, 1048278, 1422663, 1810662, 2845326, 3319547, 6639094, 9958641, 19917282]

約数ペア:

[(1, 19917282), (2, 9958641), (3, 6639094), (6, 3319547), (7, 2845326), (11, 1810662), (14, 1422663), (19, 1048278), (21, 948442), (22, 905331), (33, 603554), (38, 524139), (42, 474221), (57, 349426), (66, 301777), (77, 258666), (114, 174713), (133, 149754), (154, 129333), (209, 95298), (231, 86222), (266, 74877), (399, 49918), (418, 47649), (462, 43111), (627, 31766), (798, 24959), (1254, 15883), (1463, 13614), (2269, 8778), (2926, 6807), (4389, 4538)]