20239616

素因数分解:

$2^8\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:646

約数の個数: 36

約数和(自身を含む): 40722612

約数和(自身を除く): 20482996

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 256, 346, 457, 692, 914, 1384, 1828, 2768, 3656, 5536, 7312, 11072, 14624, 22144, 29248, 44288, 58496, 79061, 116992, 158122, 316244, 632488, 1264976, 2529952, 5059904, 10119808, 20239616]

約数ペア:

[(1, 20239616), (2, 10119808), (4, 5059904), (8, 2529952), (16, 1264976), (32, 632488), (64, 316244), (128, 158122), (173, 116992), (256, 79061), (346, 58496), (457, 44288), (692, 29248), (914, 22144), (1384, 14624), (1828, 11072), (2768, 7312), (3656, 5536)]