19853208

素因数分解:

$2^3\times 3^3\times {\mathrm{107}}^1\times {\mathrm{859}}^1$

素因数の和:981

約数の個数: 64

約数和(自身を含む): 55728000

約数和(自身を除く): 35874792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 107, 108, 214, 216, 321, 428, 642, 856, 859, 963, 1284, 1718, 1926, 2568, 2577, 2889, 3436, 3852, 5154, 5778, 6872, 7704, 7731, 10308, 11556, 15462, 20616, 23112, 23193, 30924, 46386, 61848, 91913, 92772, 183826, 185544, 275739, 367652, 551478, 735304, 827217, 1102956, 1654434, 2205912, 2481651, 3308868, 4963302, 6617736, 9926604, 19853208]

約数ペア:

[(1, 19853208), (2, 9926604), (3, 6617736), (4, 4963302), (6, 3308868), (8, 2481651), (9, 2205912), (12, 1654434), (18, 1102956), (24, 827217), (27, 735304), (36, 551478), (54, 367652), (72, 275739), (107, 185544), (108, 183826), (214, 92772), (216, 91913), (321, 61848), (428, 46386), (642, 30924), (856, 23193), (859, 23112), (963, 20616), (1284, 15462), (1718, 11556), (1926, 10308), (2568, 7731), (2577, 7704), (2889, 6872), (3436, 5778), (3852, 5154)]