1218964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 2303840

約数和(自身を除く): 1084876

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 373, 746, 817, 1492, 1634, 3268, 7087, 14174, 16039, 28348, 32078, 64156, 304741, 609482, 1218964]

約数ペア:

[(1, 1218964), (2, 609482), (4, 304741), (19, 64156), (38, 32078), (43, 28348), (76, 16039), (86, 14174), (172, 7087), (373, 3268), (746, 1634), (817, 1492)]