19493824

素因数分解:

$2^6\times 7^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:893

約数の個数: 56

約数和(自身を含む): 45098208

約数和(自身を除く): 25604384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 212, 224, 371, 424, 448, 742, 821, 848, 1484, 1642, 1696, 2968, 3284, 3392, 5747, 5936, 6568, 11494, 11872, 13136, 22988, 23744, 26272, 43513, 45976, 52544, 87026, 91952, 174052, 183904, 304591, 348104, 367808, 609182, 696208, 1218364, 1392416, 2436728, 2784832, 4873456, 9746912, 19493824]

約数ペア:

[(1, 19493824), (2, 9746912), (4, 4873456), (7, 2784832), (8, 2436728), (14, 1392416), (16, 1218364), (28, 696208), (32, 609182), (53, 367808), (56, 348104), (64, 304591), (106, 183904), (112, 174052), (212, 91952), (224, 87026), (371, 52544), (424, 45976), (448, 43513), (742, 26272), (821, 23744), (848, 22988), (1484, 13136), (1642, 11872), (1696, 11494), (2968, 6568), (3284, 5936), (3392, 5747)]