19486976

素因数分解:

$2^8\times {\mathrm{163}}^1\times {\mathrm{467}}^1$

素因数の和:646

約数の個数: 36

約数和(自身を含む): 39220272

約数和(自身を除く): 19733296

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163, 256, 326, 467, 652, 934, 1304, 1868, 2608, 3736, 5216, 7472, 10432, 14944, 20864, 29888, 41728, 59776, 76121, 119552, 152242, 304484, 608968, 1217936, 2435872, 4871744, 9743488, 19486976]

約数ペア:

[(1, 19486976), (2, 9743488), (4, 4871744), (8, 2435872), (16, 1217936), (32, 608968), (64, 304484), (128, 152242), (163, 119552), (256, 76121), (326, 59776), (467, 41728), (652, 29888), (934, 20864), (1304, 14944), (1868, 10432), (2608, 7472), (3736, 5216)]