19057792

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{881}}^1$

素因数の和:921

約数の個数: 48

約数和(自身を含む): 41158530

約数和(自身を除く): 22100738

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 338, 416, 676, 832, 881, 1352, 1664, 1762, 2704, 3524, 5408, 7048, 10816, 11453, 14096, 21632, 22906, 28192, 45812, 56384, 91624, 112768, 148889, 183248, 297778, 366496, 595556, 732992, 1191112, 1465984, 2382224, 4764448, 9528896, 19057792]

約数ペア:

[(1, 19057792), (2, 9528896), (4, 4764448), (8, 2382224), (13, 1465984), (16, 1191112), (26, 732992), (32, 595556), (52, 366496), (64, 297778), (104, 183248), (128, 148889), (169, 112768), (208, 91624), (338, 56384), (416, 45812), (676, 28192), (832, 22906), (881, 21632), (1352, 14096), (1664, 11453), (1762, 10816), (2704, 7048), (3524, 5408)]