19935779072

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{96979}}^1$

素因数の和:97079

約数の個数: 72

約数和(自身を含む): 44006420640

約数和(自身を除く): 24070641568

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 73, 88, 128, 146, 176, 256, 292, 352, 584, 704, 803, 1168, 1408, 1606, 2336, 2816, 3212, 4672, 6424, 9344, 12848, 18688, 25696, 51392, 96979, 102784, 193958, 205568, 387916, 775832, 1066769, 1551664, 2133538, 3103328, 4267076, 6206656, 7079467, 8534152, 12413312, 14158934, 17068304, 24826624, 28317868, 34136608, 56635736, 68273216, 77874137, 113271472, 136546432, 155748274, 226542944, 273092864, 311496548, 453085888, 622993096, 906171776, 1245986192, 1812343552, 2491972384, 4983944768, 9967889536, 19935779072]

約数ペア:

[(1, 19935779072), (2, 9967889536), (4, 4983944768), (8, 2491972384), (11, 1812343552), (16, 1245986192), (22, 906171776), (32, 622993096), (44, 453085888), (64, 311496548), (73, 273092864), (88, 226542944), (128, 155748274), (146, 136546432), (176, 113271472), (256, 77874137), (292, 68273216), (352, 56635736), (584, 34136608), (704, 28317868), (803, 24826624), (1168, 17068304), (1408, 14158934), (1606, 12413312), (2336, 8534152), (2816, 7079467), (3212, 6206656), (4672, 4267076), (6424, 3103328), (9344, 2133538), (12848, 1551664), (18688, 1066769), (25696, 775832), (51392, 387916), (96979, 205568), (102784, 193958)]