18759696

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 50740800

約数和(自身を除く): 31981104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 61, 86, 122, 129, 149, 172, 183, 244, 258, 298, 344, 366, 447, 488, 516, 596, 688, 732, 894, 976, 1032, 1192, 1464, 1788, 2064, 2384, 2623, 2928, 3576, 5246, 6407, 7152, 7869, 9089, 10492, 12814, 15738, 18178, 19221, 20984, 25628, 27267, 31476, 36356, 38442, 41968, 51256, 54534, 62952, 72712, 76884, 102512, 109068, 125904, 145424, 153768, 218136, 307536, 390827, 436272, 781654, 1172481, 1563308, 2344962, 3126616, 4689924, 6253232, 9379848, 18759696]

約数ペア:

[(1, 18759696), (2, 9379848), (3, 6253232), (4, 4689924), (6, 3126616), (8, 2344962), (12, 1563308), (16, 1172481), (24, 781654), (43, 436272), (48, 390827), (61, 307536), (86, 218136), (122, 153768), (129, 145424), (149, 125904), (172, 109068), (183, 102512), (244, 76884), (258, 72712), (298, 62952), (344, 54534), (366, 51256), (447, 41968), (488, 38442), (516, 36356), (596, 31476), (688, 27267), (732, 25628), (894, 20984), (976, 19221), (1032, 18178), (1192, 15738), (1464, 12814), (1788, 10492), (2064, 9089), (2384, 7869), (2623, 7152), (2928, 6407), (3576, 5246)]