39681776

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:609

約数の個数: 40

約数和(自身を含む): 79433904

約数和(自身を除く): 39752128

約数列:

[1, 2, 4, 8, 16, 43, 86, 137, 172, 274, 344, 421, 548, 688, 842, 1096, 1684, 2192, 3368, 5891, 6736, 11782, 18103, 23564, 36206, 47128, 57677, 72412, 94256, 115354, 144824, 230708, 289648, 461416, 922832, 2480111, 4960222, 9920444, 19840888, 39681776]

約数ペア:

[(1, 39681776), (2, 19840888), (4, 9920444), (8, 4960222), (16, 2480111), (43, 922832), (86, 461416), (137, 289648), (172, 230708), (274, 144824), (344, 115354), (421, 94256), (548, 72412), (688, 57677), (842, 47128), (1096, 36206), (1684, 23564), (2192, 18103), (3368, 11782), (5891, 6736)]