16828528

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:505

約数の個数: 40

約数和(自身を含む): 34618320

約数和(自身を除く): 17789792

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 197, 281, 304, 394, 562, 788, 1124, 1576, 2248, 3152, 3743, 4496, 5339, 7486, 10678, 14972, 21356, 29944, 42712, 55357, 59888, 85424, 110714, 221428, 442856, 885712, 1051783, 2103566, 4207132, 8414264, 16828528]

約数ペア:

[(1, 16828528), (2, 8414264), (4, 4207132), (8, 2103566), (16, 1051783), (19, 885712), (38, 442856), (76, 221428), (152, 110714), (197, 85424), (281, 59888), (304, 55357), (394, 42712), (562, 29944), (788, 21356), (1124, 14972), (1576, 10678), (2248, 7486), (3152, 5339), (3743, 4496)]