18601728

素因数分解:

$2^8\times 3^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 50552208

約数和(自身を除く): 31950480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 128, 159, 192, 212, 256, 318, 384, 424, 457, 636, 768, 848, 914, 1272, 1371, 1696, 1828, 2544, 2742, 3392, 3656, 5088, 5484, 6784, 7312, 10176, 10968, 13568, 14624, 20352, 21936, 24221, 29248, 40704, 43872, 48442, 58496, 72663, 87744, 96884, 116992, 145326, 175488, 193768, 290652, 350976, 387536, 581304, 775072, 1162608, 1550144, 2325216, 3100288, 4650432, 6200576, 9300864, 18601728]

約数ペア:

[(1, 18601728), (2, 9300864), (3, 6200576), (4, 4650432), (6, 3100288), (8, 2325216), (12, 1550144), (16, 1162608), (24, 775072), (32, 581304), (48, 387536), (53, 350976), (64, 290652), (96, 193768), (106, 175488), (128, 145326), (159, 116992), (192, 96884), (212, 87744), (256, 72663), (318, 58496), (384, 48442), (424, 43872), (457, 40704), (636, 29248), (768, 24221), (848, 21936), (914, 20352), (1272, 14624), (1371, 13568), (1696, 10968), (1828, 10176), (2544, 7312), (2742, 6784), (3392, 5484), (3656, 5088)]