1209159316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{66569}}^1$

素因数の和:66831

約数の個数: 24

約数和(自身を含む): 2236752000

約数和(自身を除く): 1027592684

約数列:

[1, 2, 4, 19, 38, 76, 239, 478, 956, 4541, 9082, 18164, 66569, 133138, 266276, 1264811, 2529622, 5059244, 15909991, 31819982, 63639964, 302289829, 604579658, 1209159316]

約数ペア:

[(1, 1209159316), (2, 604579658), (4, 302289829), (19, 63639964), (38, 31819982), (76, 15909991), (239, 5059244), (478, 2529622), (956, 1264811), (4541, 266276), (9082, 133138), (18164, 66569)]