19001456

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{4969}}^1$

素因数の和:5216

約数の個数: 20

約数和(自身を含む): 36976800

約数和(自身を除く): 17975344

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 4969, 9938, 19876, 39752, 79504, 1187591, 2375182, 4750364, 9500728, 19001456]

約数ペア:

[(1, 19001456), (2, 9500728), (4, 4750364), (8, 2375182), (16, 1187591), (239, 79504), (478, 39752), (956, 19876), (1912, 9938), (3824, 4969)]