19464992

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:585

約数の個数: 48

約数和(自身を含む): 40824000

約数和(自身を除く): 21359008

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 53, 92, 106, 184, 212, 368, 424, 499, 736, 848, 998, 1219, 1696, 1996, 2438, 3992, 4876, 7984, 9752, 11477, 15968, 19504, 22954, 26447, 39008, 45908, 52894, 91816, 105788, 183632, 211576, 367264, 423152, 608281, 846304, 1216562, 2433124, 4866248, 9732496, 19464992]

約数ペア:

[(1, 19464992), (2, 9732496), (4, 4866248), (8, 2433124), (16, 1216562), (23, 846304), (32, 608281), (46, 423152), (53, 367264), (92, 211576), (106, 183632), (184, 105788), (212, 91816), (368, 52894), (424, 45908), (499, 39008), (736, 26447), (848, 22954), (998, 19504), (1219, 15968), (1696, 11477), (1996, 9752), (2438, 7984), (3992, 4876)]