408196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 776160

約数和(自身を除く): 367964

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 131, 164, 262, 524, 779, 1558, 2489, 3116, 4978, 5371, 9956, 10742, 21484, 102049, 204098, 408196]

約数ペア:

[(1, 408196), (2, 204098), (4, 102049), (19, 21484), (38, 10742), (41, 9956), (76, 5371), (82, 4978), (131, 3116), (164, 2489), (262, 1558), (524, 779)]