12449978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 20623680

約数和(自身を除く): 8173702

約数列:

[1, 2, 19, 38, 41, 61, 82, 122, 131, 262, 779, 1159, 1558, 2318, 2489, 2501, 4978, 5002, 5371, 7991, 10742, 15982, 47519, 95038, 102049, 151829, 204098, 303658, 327631, 655262, 6224989, 12449978]

約数ペア:

[(1, 12449978), (2, 6224989), (19, 655262), (38, 327631), (41, 303658), (61, 204098), (82, 151829), (122, 102049), (131, 95038), (262, 47519), (779, 15982), (1159, 10742), (1558, 7991), (2318, 5371), (2489, 5002), (2501, 4978)]