17921712

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 49976960

約数和(自身を除く): 32055248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 43, 48, 57, 76, 86, 114, 129, 152, 172, 228, 258, 304, 344, 456, 457, 516, 688, 817, 912, 914, 1032, 1371, 1634, 1828, 2064, 2451, 2742, 3268, 3656, 4902, 5484, 6536, 7312, 8683, 9804, 10968, 13072, 17366, 19608, 19651, 21936, 26049, 34732, 39216, 39302, 52098, 58953, 69464, 78604, 104196, 117906, 138928, 157208, 208392, 235812, 314416, 373369, 416784, 471624, 746738, 943248, 1120107, 1493476, 2240214, 2986952, 4480428, 5973904, 8960856, 17921712]

約数ペア:

[(1, 17921712), (2, 8960856), (3, 5973904), (4, 4480428), (6, 2986952), (8, 2240214), (12, 1493476), (16, 1120107), (19, 943248), (24, 746738), (38, 471624), (43, 416784), (48, 373369), (57, 314416), (76, 235812), (86, 208392), (114, 157208), (129, 138928), (152, 117906), (172, 104196), (228, 78604), (258, 69464), (304, 58953), (344, 52098), (456, 39302), (457, 39216), (516, 34732), (688, 26049), (817, 21936), (912, 19651), (914, 19608), (1032, 17366), (1371, 13072), (1634, 10968), (1828, 9804), (2064, 8683), (2451, 7312), (2742, 6536), (3268, 5484), (3656, 4902)]