209904304

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{4621}}^1$

素因数の和:4813

約数の個数: 40

約数和(自身を含む): 433284768

約数和(自身を除く): 223380464

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 167, 272, 334, 668, 1336, 2672, 2839, 4621, 5678, 9242, 11356, 18484, 22712, 36968, 45424, 73936, 78557, 157114, 314228, 628456, 771707, 1256912, 1543414, 3086828, 6173656, 12347312, 13119019, 26238038, 52476076, 104952152, 209904304]

約数ペア:

[(1, 209904304), (2, 104952152), (4, 52476076), (8, 26238038), (16, 13119019), (17, 12347312), (34, 6173656), (68, 3086828), (136, 1543414), (167, 1256912), (272, 771707), (334, 628456), (668, 314228), (1336, 157114), (2672, 78557), (2839, 73936), (4621, 45424), (5678, 36968), (9242, 22712), (11356, 18484)]