20394176

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:573

約数の個数: 56

約数和(自身を含む): 44988480

約数和(自身を除く): 24594304

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 64, 88, 118, 176, 236, 352, 472, 491, 649, 704, 944, 982, 1298, 1888, 1964, 2596, 3776, 3928, 5192, 5401, 7856, 10384, 10802, 15712, 20768, 21604, 28969, 31424, 41536, 43208, 57938, 86416, 115876, 172832, 231752, 318659, 345664, 463504, 637318, 927008, 1274636, 1854016, 2549272, 5098544, 10197088, 20394176]

約数ペア:

[(1, 20394176), (2, 10197088), (4, 5098544), (8, 2549272), (11, 1854016), (16, 1274636), (22, 927008), (32, 637318), (44, 463504), (59, 345664), (64, 318659), (88, 231752), (118, 172832), (176, 115876), (236, 86416), (352, 57938), (472, 43208), (491, 41536), (649, 31424), (704, 28969), (944, 21604), (982, 20768), (1298, 15712), (1888, 10802), (1964, 10384), (2596, 7856), (3776, 5401), (3928, 5192)]