531997568

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{218749}}^1$

素因数の和:218782

約数の個数: 32

約数和(自身を含む): 1115625000

約数和(自身を除く): 583627432

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 218749, 437498, 874996, 1749992, 3499984, 4156231, 6999968, 8312462, 13999936, 16624924, 27999872, 33249848, 66499696, 132999392, 265998784, 531997568]

約数ペア:

[(1, 531997568), (2, 265998784), (4, 132999392), (8, 66499696), (16, 33249848), (19, 27999872), (32, 16624924), (38, 13999936), (64, 8312462), (76, 6999968), (128, 4156231), (152, 3499984), (304, 1749992), (608, 874996), (1216, 437498), (2432, 218749)]