1998960831488

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{181981}}^1$

素因数の和:182649

約数の個数: 88

約数和(自身を含む): 4237755143904

約数和(自身を除く): 2238794312416

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 631, 1024, 1088, 1262, 2176, 2524, 4352, 5048, 8704, 10096, 10727, 17408, 20192, 21454, 40384, 42908, 80768, 85816, 161536, 171632, 181981, 323072, 343264, 363962, 646144, 686528, 727924, 1373056, 1455848, 2746112, 2911696, 3093677, 5492224, 5823392, 6187354, 10984448, 11646784, 12374708, 23293568, 24749416, 46587136, 49498832, 93174272, 98997664, 114830011, 186348544, 197995328, 229660022, 395990656, 459320044, 791981312, 918640088, 1583962624, 1837280176, 1952110187, 3167925248, 3674560352, 3904220374, 7349120704, 7808440748, 14698241408, 15616881496, 29396482816, 31233762992, 58792965632, 62467525984, 117585931264, 124935051968, 249870103936, 499740207872, 999480415744, 1998960831488]

約数ペア:

[(1, 1998960831488), (2, 999480415744), (4, 499740207872), (8, 249870103936), (16, 124935051968), (17, 117585931264), (32, 62467525984), (34, 58792965632), (64, 31233762992), (68, 29396482816), (128, 15616881496), (136, 14698241408), (256, 7808440748), (272, 7349120704), (512, 3904220374), (544, 3674560352), (631, 3167925248), (1024, 1952110187), (1088, 1837280176), (1262, 1583962624), (2176, 918640088), (2524, 791981312), (4352, 459320044), (5048, 395990656), (8704, 229660022), (10096, 197995328), (10727, 186348544), (17408, 114830011), (20192, 98997664), (21454, 93174272), (40384, 49498832), (42908, 46587136), (80768, 24749416), (85816, 23293568), (161536, 12374708), (171632, 11646784), (181981, 10984448), (323072, 6187354), (343264, 5823392), (363962, 5492224), (646144, 3093677), (686528, 2911696), (727924, 2746112), (1373056, 1455848)]