339644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 646800

約数和(自身を除く): 307156

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 109, 164, 218, 436, 779, 1558, 2071, 3116, 4142, 4469, 8284, 8938, 17876, 84911, 169822, 339644]

約数ペア:

[(1, 339644), (2, 169822), (4, 84911), (19, 17876), (38, 8938), (41, 8284), (76, 4469), (82, 4142), (109, 3116), (164, 2071), (218, 1558), (436, 779)]