18698070608

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{27337}}^1$

素因数の和:27580

約数の個数: 80

約数和(自身を含む): 42956964864

約数和(自身を除く): 24258894256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 197, 217, 248, 394, 434, 496, 788, 868, 1379, 1576, 1736, 2758, 3152, 3472, 5516, 6107, 11032, 12214, 22064, 24428, 27337, 42749, 48856, 54674, 85498, 97712, 109348, 170996, 191359, 218696, 341992, 382718, 437392, 683984, 765436, 847447, 1530872, 1694894, 3061744, 3389788, 5385389, 5932129, 6779576, 10770778, 11864258, 13559152, 21541556, 23728516, 37697723, 43083112, 47457032, 75395446, 86166224, 94914064, 150790892, 166947059, 301581784, 333894118, 603163568, 667788236, 1168629413, 1335576472, 2337258826, 2671152944, 4674517652, 9349035304, 18698070608]

約数ペア:

[(1, 18698070608), (2, 9349035304), (4, 4674517652), (7, 2671152944), (8, 2337258826), (14, 1335576472), (16, 1168629413), (28, 667788236), (31, 603163568), (56, 333894118), (62, 301581784), (112, 166947059), (124, 150790892), (197, 94914064), (217, 86166224), (248, 75395446), (394, 47457032), (434, 43083112), (496, 37697723), (788, 23728516), (868, 21541556), (1379, 13559152), (1576, 11864258), (1736, 10770778), (2758, 6779576), (3152, 5932129), (3472, 5385389), (5516, 3389788), (6107, 3061744), (11032, 1694894), (12214, 1530872), (22064, 847447), (24428, 765436), (27337, 683984), (42749, 437392), (48856, 382718), (54674, 341992), (85498, 218696), (97712, 191359), (109348, 170996)]