38987584

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:543

約数の個数: 56

約数和(自身を含む): 81897728

約数和(自身を除く): 42910144

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 64, 86, 124, 172, 248, 344, 457, 496, 688, 914, 992, 1333, 1376, 1828, 1984, 2666, 2752, 3656, 5332, 7312, 10664, 14167, 14624, 19651, 21328, 28334, 29248, 39302, 42656, 56668, 78604, 85312, 113336, 157208, 226672, 314416, 453344, 609181, 628832, 906688, 1218362, 1257664, 2436724, 4873448, 9746896, 19493792, 38987584]

約数ペア:

[(1, 38987584), (2, 19493792), (4, 9746896), (8, 4873448), (16, 2436724), (31, 1257664), (32, 1218362), (43, 906688), (62, 628832), (64, 609181), (86, 453344), (124, 314416), (172, 226672), (248, 157208), (344, 113336), (457, 85312), (496, 78604), (688, 56668), (914, 42656), (992, 39302), (1333, 29248), (1376, 28334), (1828, 21328), (1984, 19651), (2666, 14624), (2752, 14167), (3656, 10664), (5332, 7312)]