19978368

素因数分解:

$2^7\times 3^1\times {\mathrm{52027}}^1$

素因数の和:52044

約数の個数: 32

約数和(自身を含む): 53068560

約数和(自身を除く): 33090192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 52027, 104054, 156081, 208108, 312162, 416216, 624324, 832432, 1248648, 1664864, 2497296, 3329728, 4994592, 6659456, 9989184, 19978368]

約数ペア:

[(1, 19978368), (2, 9989184), (3, 6659456), (4, 4994592), (6, 3329728), (8, 2497296), (12, 1664864), (16, 1248648), (24, 832432), (32, 624324), (48, 416216), (64, 312162), (96, 208108), (128, 156081), (192, 104054), (384, 52027)]