20705544

素因数分解:

$2^3\times 3^5\times {\mathrm{10651}}^1$

素因数の和:10672

約数の個数: 48

約数和(自身を含む): 58159920

約数和(自身を除く): 37454376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10651, 21302, 31953, 42604, 63906, 85208, 95859, 127812, 191718, 255624, 287577, 383436, 575154, 766872, 862731, 1150308, 1725462, 2300616, 2588193, 3450924, 5176386, 6901848, 10352772, 20705544]

約数ペア:

[(1, 20705544), (2, 10352772), (3, 6901848), (4, 5176386), (6, 3450924), (8, 2588193), (9, 2300616), (12, 1725462), (18, 1150308), (24, 862731), (27, 766872), (36, 575154), (54, 383436), (72, 287577), (81, 255624), (108, 191718), (162, 127812), (216, 95859), (243, 85208), (324, 63906), (486, 42604), (648, 31953), (972, 21302), (1944, 10651)]